21924925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1307}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 30167712

約数和(自身を除く): 8242787

約数列:

[1, 5, 11, 25, 55, 61, 275, 305, 671, 1307, 1525, 3355, 6535, 14377, 16775, 32675, 71885, 79727, 359425, 398635, 876997, 1993175, 4384985, 21924925]

約数ペア:

[(1, 21924925), (5, 4384985), (11, 1993175), (25, 876997), (55, 398635), (61, 359425), (275, 79727), (305, 71885), (671, 32675), (1307, 16775), (1525, 14377), (3355, 6535)]