21103633044

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1223}}^1\times {\mathrm{36871}}^1$

素因数の和:38117

約数の個数: 72

約数和(自身を含む): 57497311872

約数和(自身を除く): 36393678828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 1223, 2446, 3669, 4892, 7338, 11007, 14676, 15899, 22014, 31798, 36871, 44028, 47697, 63596, 73742, 95394, 110613, 143091, 147484, 190788, 221226, 286182, 331839, 442452, 479323, 572364, 663678, 958646, 1327356, 1437969, 1917292, 2875938, 4313907, 5751876, 8627814, 17255628, 45093233, 90186466, 135279699, 180372932, 270559398, 405839097, 541118796, 586212029, 811678194, 1172424058, 1623356388, 1758636087, 2344848116, 3517272174, 5275908261, 7034544348, 10551816522, 21103633044]

約数ペア:

[(1, 21103633044), (2, 10551816522), (3, 7034544348), (4, 5275908261), (6, 3517272174), (9, 2344848116), (12, 1758636087), (13, 1623356388), (18, 1172424058), (26, 811678194), (36, 586212029), (39, 541118796), (52, 405839097), (78, 270559398), (117, 180372932), (156, 135279699), (234, 90186466), (468, 45093233), (1223, 17255628), (2446, 8627814), (3669, 5751876), (4892, 4313907), (7338, 2875938), (11007, 1917292), (14676, 1437969), (15899, 1327356), (22014, 958646), (31798, 663678), (36871, 572364), (44028, 479323), (47697, 442452), (63596, 331839), (73742, 286182), (95394, 221226), (110613, 190788), (143091, 147484)]