21908016

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:160

約数の個数: 160

約数和(自身を含む): 69995520

約数和(自身を除く): 48087504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 47, 48, 52, 54, 72, 78, 83, 94, 104, 108, 117, 141, 144, 156, 166, 188, 208, 216, 234, 249, 282, 312, 332, 351, 376, 423, 432, 468, 498, 564, 611, 624, 664, 702, 747, 752, 846, 936, 996, 1079, 1128, 1222, 1269, 1328, 1404, 1494, 1692, 1833, 1872, 1992, 2158, 2241, 2256, 2444, 2538, 2808, 2988, 3237, 3384, 3666, 3901, 3984, 4316, 4482, 4888, 5076, 5499, 5616, 5976, 6474, 6768, 7332, 7802, 8632, 8964, 9711, 9776, 10152, 10998, 11703, 11952, 12948, 14664, 15604, 16497, 17264, 17928, 19422, 20304, 21996, 23406, 25896, 29133, 29328, 31208, 32994, 35109, 35856, 38844, 43992, 46812, 50713, 51792, 58266, 62416, 65988, 70218, 77688, 87984, 93624, 101426, 105327, 116532, 131976, 140436, 152139, 155376, 187248, 202852, 210654, 233064, 263952, 280872, 304278, 405704, 421308, 456417, 466128, 561744, 608556, 811408, 842616, 912834, 1217112, 1369251, 1685232, 1825668, 2434224, 2738502, 3651336, 5477004, 7302672, 10954008, 21908016]

約数ペア:

[(1, 21908016), (2, 10954008), (3, 7302672), (4, 5477004), (6, 3651336), (8, 2738502), (9, 2434224), (12, 1825668), (13, 1685232), (16, 1369251), (18, 1217112), (24, 912834), (26, 842616), (27, 811408), (36, 608556), (39, 561744), (47, 466128), (48, 456417), (52, 421308), (54, 405704), (72, 304278), (78, 280872), (83, 263952), (94, 233064), (104, 210654), (108, 202852), (117, 187248), (141, 155376), (144, 152139), (156, 140436), (166, 131976), (188, 116532), (208, 105327), (216, 101426), (234, 93624), (249, 87984), (282, 77688), (312, 70218), (332, 65988), (351, 62416), (376, 58266), (423, 51792), (432, 50713), (468, 46812), (498, 43992), (564, 38844), (611, 35856), (624, 35109), (664, 32994), (702, 31208), (747, 29328), (752, 29133), (846, 25896), (936, 23406), (996, 21996), (1079, 20304), (1128, 19422), (1222, 17928), (1269, 17264), (1328, 16497), (1404, 15604), (1494, 14664), (1692, 12948), (1833, 11952), (1872, 11703), (1992, 10998), (2158, 10152), (2241, 9776), (2256, 9711), (2444, 8964), (2538, 8632), (2808, 7802), (2988, 7332), (3237, 6768), (3384, 6474), (3666, 5976), (3901, 5616), (3984, 5499), (4316, 5076), (4482, 4888)]