21577824

素因数分解:

$2^5\times 3^2\times {\mathrm{74923}}^1$

素因数の和:74939

約数の個数: 36

約数和(自身を含む): 61362756

約数和(自身を除く): 39784932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 74923, 149846, 224769, 299692, 449538, 599384, 674307, 899076, 1198768, 1348614, 1798152, 2397536, 2697228, 3596304, 5394456, 7192608, 10788912, 21577824]

約数ペア:

[(1, 21577824), (2, 10788912), (3, 7192608), (4, 5394456), (6, 3596304), (8, 2697228), (9, 2397536), (12, 1798152), (16, 1348614), (18, 1198768), (24, 899076), (32, 674307), (36, 599384), (48, 449538), (72, 299692), (96, 224769), (144, 149846), (288, 74923)]