21139563744

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{9241}}^1$

素因数の和:9330

約数の個数: 216

約数和(自身を含む): 66487835232

約数和(自身を除く): 45348271488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 47, 48, 52, 72, 78, 94, 96, 104, 117, 141, 144, 156, 169, 188, 208, 234, 282, 288, 312, 338, 376, 416, 423, 468, 507, 564, 611, 624, 676, 752, 846, 936, 1014, 1128, 1222, 1248, 1352, 1504, 1521, 1692, 1833, 1872, 2028, 2256, 2444, 2704, 3042, 3384, 3666, 3744, 4056, 4512, 4888, 5408, 5499, 6084, 6768, 7332, 7943, 8112, 9241, 9776, 10998, 12168, 13536, 14664, 15886, 16224, 18482, 19552, 21996, 23829, 24336, 27723, 29328, 31772, 36964, 43992, 47658, 48672, 55446, 58656, 63544, 71487, 73928, 83169, 87984, 95316, 110892, 120133, 127088, 142974, 147856, 166338, 175968, 190632, 221784, 240266, 254176, 285948, 295712, 332676, 360399, 381264, 434327, 443568, 480532, 571896, 665352, 720798, 762528, 868654, 887136, 961064, 1081197, 1143792, 1302981, 1330704, 1441596, 1561729, 1737308, 1922128, 2162394, 2287584, 2605962, 2661408, 2883192, 3123458, 3474616, 3844256, 3908943, 4324788, 4685187, 5211924, 5646251, 5766384, 6246916, 6949232, 7817886, 8649576, 9370374, 10423848, 11292502, 11532768, 12493832, 13898464, 14055561, 15635772, 16938753, 17299152, 18740748, 20847696, 22585004, 24987664, 28111122, 31271544, 33877506, 34598304, 37481496, 41695392, 45170008, 49975328, 50816259, 56222244, 62543088, 67755012, 73401263, 74962992, 90340016, 101632518, 112444488, 125086176, 135510024, 146802526, 149925984, 180680032, 203265036, 220203789, 224888976, 271020048, 293605052, 406530072, 440407578, 449777952, 542040096, 587210104, 660611367, 813060144, 880815156, 1174420208, 1321222734, 1626120288, 1761630312, 2348840416, 2642445468, 3523260624, 5284890936, 7046521248, 10569781872, 21139563744]

約数ペア:

[(1, 21139563744), (2, 10569781872), (3, 7046521248), (4, 5284890936), (6, 3523260624), (8, 2642445468), (9, 2348840416), (12, 1761630312), (13, 1626120288), (16, 1321222734), (18, 1174420208), (24, 880815156), (26, 813060144), (32, 660611367), (36, 587210104), (39, 542040096), (47, 449777952), (48, 440407578), (52, 406530072), (72, 293605052), (78, 271020048), (94, 224888976), (96, 220203789), (104, 203265036), (117, 180680032), (141, 149925984), (144, 146802526), (156, 135510024), (169, 125086176), (188, 112444488), (208, 101632518), (234, 90340016), (282, 74962992), (288, 73401263), (312, 67755012), (338, 62543088), (376, 56222244), (416, 50816259), (423, 49975328), (468, 45170008), (507, 41695392), (564, 37481496), (611, 34598304), (624, 33877506), (676, 31271544), (752, 28111122), (846, 24987664), (936, 22585004), (1014, 20847696), (1128, 18740748), (1222, 17299152), (1248, 16938753), (1352, 15635772), (1504, 14055561), (1521, 13898464), (1692, 12493832), (1833, 11532768), (1872, 11292502), (2028, 10423848), (2256, 9370374), (2444, 8649576), (2704, 7817886), (3042, 6949232), (3384, 6246916), (3666, 5766384), (3744, 5646251), (4056, 5211924), (4512, 4685187), (4888, 4324788), (5408, 3908943), (5499, 3844256), (6084, 3474616), (6768, 3123458), (7332, 2883192), (7943, 2661408), (8112, 2605962), (9241, 2287584), (9776, 2162394), (10998, 1922128), (12168, 1737308), (13536, 1561729), (14664, 1441596), (15886, 1330704), (16224, 1302981), (18482, 1143792), (19552, 1081197), (21996, 961064), (23829, 887136), (24336, 868654), (27723, 762528), (29328, 720798), (31772, 665352), (36964, 571896), (43992, 480532), (47658, 443568), (48672, 434327), (55446, 381264), (58656, 360399), (63544, 332676), (71487, 295712), (73928, 285948), (83169, 254176), (87984, 240266), (95316, 221784), (110892, 190632), (120133, 175968), (127088, 166338), (142974, 147856)]