21017130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700571}}^1$

素因数の和:700581

約数の個数: 16

約数和(自身を含む): 50441184

約数和(自身を除く): 29424054

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700571, 1401142, 2101713, 3502855, 4203426, 7005710, 10508565, 21017130]

約数ペア:

[(1, 21017130), (2, 10508565), (3, 7005710), (5, 4203426), (6, 3502855), (10, 2101713), (15, 1401142), (30, 700571)]