21971110

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{44839}}^1$

素因数の和:44860

約数の個数: 24

約数和(自身を含む): 46005840

約数和(自身を除く): 24034730

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 44839, 89678, 224195, 313873, 448390, 627746, 1569365, 2197111, 3138730, 4394222, 10985555, 21971110]

約数ペア:

[(1, 21971110), (2, 10985555), (5, 4394222), (7, 3138730), (10, 2197111), (14, 1569365), (35, 627746), (49, 448390), (70, 313873), (98, 224195), (245, 89678), (490, 44839)]