21894544

素因数分解:

$2^4\times 7^1\times {\mathrm{233}}^1\times {\mathrm{839}}^1$

素因数の和:1087

約数の個数: 40

約数和(自身を含む): 48746880

約数和(自身を除く): 26852336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 233, 466, 839, 932, 1631, 1678, 1864, 3262, 3356, 3728, 5873, 6524, 6712, 11746, 13048, 13424, 23492, 26096, 46984, 93968, 195487, 390974, 781948, 1368409, 1563896, 2736818, 3127792, 5473636, 10947272, 21894544]

約数ペア:

[(1, 21894544), (2, 10947272), (4, 5473636), (7, 3127792), (8, 2736818), (14, 1563896), (16, 1368409), (28, 781948), (56, 390974), (112, 195487), (233, 93968), (466, 46984), (839, 26096), (932, 23492), (1631, 13424), (1678, 13048), (1864, 11746), (3262, 6712), (3356, 6524), (3728, 5873)]