21000279730

素因数分解:

$2^1\times 5^1\times {\mathrm{5869}}^1\times {\mathrm{357817}}^1$

素因数の和:363693

約数の個数: 16

約数和(自身を含む): 37807049880

約数和(自身を除く): 16806770150

約数列:

[1, 2, 5, 10, 5869, 11738, 29345, 58690, 357817, 715634, 1789085, 3578170, 2100027973, 4200055946, 10500139865, 21000279730]

約数ペア:

[(1, 21000279730), (2, 10500139865), (5, 4200055946), (10, 2100027973), (5869, 3578170), (11738, 1789085), (29345, 715634), (58690, 357817)]