21404930092

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{761}}^1$

素因数の和:901

約数の個数: 192

約数和(自身を含む): 50182272000

約数和(自身を除く): 28777341908

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 76, 83, 91, 98, 133, 166, 182, 196, 247, 266, 332, 343, 364, 494, 532, 581, 637, 686, 761, 931, 988, 1079, 1162, 1274, 1372, 1522, 1577, 1729, 1862, 2158, 2324, 2548, 3044, 3154, 3458, 3724, 4067, 4316, 4459, 5327, 6308, 6517, 6916, 7553, 8134, 8918, 9893, 10654, 11039, 12103, 13034, 14459, 15106, 16268, 17836, 19786, 20501, 21308, 22078, 24206, 26068, 28469, 28918, 30212, 37289, 39572, 41002, 44156, 48412, 52871, 56938, 57836, 63163, 69251, 74578, 77273, 82004, 84721, 101213, 105742, 113876, 126326, 138502, 143507, 149156, 154546, 169442, 187967, 202426, 211484, 252652, 261023, 277004, 287014, 309092, 338884, 370097, 375934, 404852, 442141, 484757, 522046, 540911, 574028, 708491, 740194, 751868, 821119, 884282, 969514, 1004549, 1044092, 1081822, 1200097, 1315769, 1416982, 1480388, 1642238, 1768564, 1939028, 2009098, 2163644, 2400194, 2631538, 2833964, 3094987, 3284476, 3393299, 4018196, 4800388, 4959437, 5263076, 5747833, 6189974, 6786598, 7031843, 8400679, 9210383, 9918874, 11495666, 12379948, 13573196, 14063686, 15601261, 16801358, 18420766, 19837748, 21664909, 22991332, 28127372, 31202522, 33602716, 36841532, 40234831, 43329818, 58804753, 62405044, 64472681, 80469662, 86659636, 109208827, 117609506, 128945362, 160939324, 218417654, 235219012, 257890724, 281643817, 411633271, 436835308, 563287634, 764461789, 823266542, 1126575268, 1528923578, 1646533084, 3057847156, 5351232523, 10702465046, 21404930092]

約数ペア:

[(1, 21404930092), (2, 10702465046), (4, 5351232523), (7, 3057847156), (13, 1646533084), (14, 1528923578), (19, 1126575268), (26, 823266542), (28, 764461789), (38, 563287634), (49, 436835308), (52, 411633271), (76, 281643817), (83, 257890724), (91, 235219012), (98, 218417654), (133, 160939324), (166, 128945362), (182, 117609506), (196, 109208827), (247, 86659636), (266, 80469662), (332, 64472681), (343, 62405044), (364, 58804753), (494, 43329818), (532, 40234831), (581, 36841532), (637, 33602716), (686, 31202522), (761, 28127372), (931, 22991332), (988, 21664909), (1079, 19837748), (1162, 18420766), (1274, 16801358), (1372, 15601261), (1522, 14063686), (1577, 13573196), (1729, 12379948), (1862, 11495666), (2158, 9918874), (2324, 9210383), (2548, 8400679), (3044, 7031843), (3154, 6786598), (3458, 6189974), (3724, 5747833), (4067, 5263076), (4316, 4959437), (4459, 4800388), (5327, 4018196), (6308, 3393299), (6517, 3284476), (6916, 3094987), (7553, 2833964), (8134, 2631538), (8918, 2400194), (9893, 2163644), (10654, 2009098), (11039, 1939028), (12103, 1768564), (13034, 1642238), (14459, 1480388), (15106, 1416982), (16268, 1315769), (17836, 1200097), (19786, 1081822), (20501, 1044092), (21308, 1004549), (22078, 969514), (24206, 884282), (26068, 821119), (28469, 751868), (28918, 740194), (30212, 708491), (37289, 574028), (39572, 540911), (41002, 522046), (44156, 484757), (48412, 442141), (52871, 404852), (56938, 375934), (57836, 370097), (63163, 338884), (69251, 309092), (74578, 287014), (77273, 277004), (82004, 261023), (84721, 252652), (101213, 211484), (105742, 202426), (113876, 187967), (126326, 169442), (138502, 154546), (143507, 149156)]