21884772

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 64288000

約数和(自身を除く): 42403228

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 343, 364, 409, 546, 588, 637, 686, 818, 1029, 1092, 1227, 1274, 1372, 1636, 1911, 2058, 2454, 2548, 2863, 3822, 4116, 4459, 4908, 5317, 5726, 7644, 8589, 8918, 10634, 11452, 13377, 15951, 17178, 17836, 20041, 21268, 26754, 31902, 34356, 37219, 40082, 53508, 60123, 63804, 74438, 80164, 111657, 120246, 140287, 148876, 223314, 240492, 260533, 280574, 420861, 446628, 521066, 561148, 781599, 841722, 1042132, 1563198, 1683444, 1823731, 3126396, 3647462, 5471193, 7294924, 10942386, 21884772]

約数ペア:

[(1, 21884772), (2, 10942386), (3, 7294924), (4, 5471193), (6, 3647462), (7, 3126396), (12, 1823731), (13, 1683444), (14, 1563198), (21, 1042132), (26, 841722), (28, 781599), (39, 561148), (42, 521066), (49, 446628), (52, 420861), (78, 280574), (84, 260533), (91, 240492), (98, 223314), (147, 148876), (156, 140287), (182, 120246), (196, 111657), (273, 80164), (294, 74438), (343, 63804), (364, 60123), (409, 53508), (546, 40082), (588, 37219), (637, 34356), (686, 31902), (818, 26754), (1029, 21268), (1092, 20041), (1227, 17836), (1274, 17178), (1372, 15951), (1636, 13377), (1911, 11452), (2058, 10634), (2454, 8918), (2548, 8589), (2863, 7644), (3822, 5726), (4116, 5317), (4459, 4908)]