21664682

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{487}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 36892800

約数和(自身を除く): 15228118

約数列:

[1, 2, 13, 26, 29, 58, 59, 118, 377, 487, 754, 767, 974, 1534, 1711, 3422, 6331, 12662, 14123, 22243, 28246, 28733, 44486, 57466, 183599, 367198, 373529, 747058, 833257, 1666514, 10832341, 21664682]

約数ペア:

[(1, 21664682), (2, 10832341), (13, 1666514), (26, 833257), (29, 747058), (58, 373529), (59, 367198), (118, 183599), (377, 57466), (487, 44486), (754, 28733), (767, 28246), (974, 22243), (1534, 14123), (1711, 12662), (3422, 6331)]