21874501320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{491341}}^1$

素因数の和:491415

約数の個数: 128

約数和(自身を含む): 76413507840

約数和(自身を除く): 54539006520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1855, 2120, 2226, 2968, 3180, 3710, 4452, 5565, 6360, 7420, 8904, 11130, 14840, 22260, 44520, 491341, 982682, 1474023, 1965364, 2456705, 2948046, 3439387, 3930728, 4913410, 5896092, 6878774, 7370115, 9826820, 10318161, 11792184, 13757548, 14740230, 17196935, 19653640, 20636322, 26041073, 27515096, 29480460, 34393870, 41272644, 51590805, 52082146, 58960920, 68787740, 78123219, 82545288, 103181610, 104164292, 130205365, 137575480, 156246438, 182287511, 206363220, 208328584, 260410730, 312492876, 364575022, 390616095, 412726440, 520821460, 546862533, 624985752, 729150044, 781232190, 911437555, 1041642920, 1093725066, 1458300088, 1562464380, 1822875110, 2187450132, 2734312665, 3124928760, 3645750220, 4374900264, 5468625330, 7291500440, 10937250660, 21874501320]

約数ペア:

[(1, 21874501320), (2, 10937250660), (3, 7291500440), (4, 5468625330), (5, 4374900264), (6, 3645750220), (7, 3124928760), (8, 2734312665), (10, 2187450132), (12, 1822875110), (14, 1562464380), (15, 1458300088), (20, 1093725066), (21, 1041642920), (24, 911437555), (28, 781232190), (30, 729150044), (35, 624985752), (40, 546862533), (42, 520821460), (53, 412726440), (56, 390616095), (60, 364575022), (70, 312492876), (84, 260410730), (105, 208328584), (106, 206363220), (120, 182287511), (140, 156246438), (159, 137575480), (168, 130205365), (210, 104164292), (212, 103181610), (265, 82545288), (280, 78123219), (318, 68787740), (371, 58960920), (420, 52082146), (424, 51590805), (530, 41272644), (636, 34393870), (742, 29480460), (795, 27515096), (840, 26041073), (1060, 20636322), (1113, 19653640), (1272, 17196935), (1484, 14740230), (1590, 13757548), (1855, 11792184), (2120, 10318161), (2226, 9826820), (2968, 7370115), (3180, 6878774), (3710, 5896092), (4452, 4913410), (5565, 3930728), (6360, 3439387), (7420, 2948046), (8904, 2456705), (11130, 1965364), (14840, 1474023), (22260, 982682), (44520, 491341)]