21931710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{731057}}^1$

素因数の和:731067

約数の個数: 16

約数和(自身を含む): 52636176

約数和(自身を除く): 30704466

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 731057, 1462114, 2193171, 3655285, 4386342, 7310570, 10965855, 21931710]

約数ペア:

[(1, 21931710), (2, 10965855), (3, 7310570), (5, 4386342), (6, 3655285), (10, 2193171), (15, 1462114), (30, 731057)]