21354556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{9689}}^1$

素因数の和:9741

約数の個数: 24

約数和(自身を含む): 40698000

約数和(自身を除く): 19343444

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 551, 1102, 2204, 9689, 19378, 38756, 184091, 280981, 368182, 561962, 736364, 1123924, 5338639, 10677278, 21354556]

約数ペア:

[(1, 21354556), (2, 10677278), (4, 5338639), (19, 1123924), (29, 736364), (38, 561962), (58, 368182), (76, 280981), (116, 184091), (551, 38756), (1102, 19378), (2204, 9689)]