21024285

素因数分解:

$3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{3067}}^1$

素因数の和:3532

約数の個数: 16

約数和(自身を含む): 33723456

約数和(自身を除く): 12699171

約数列:

[1, 3, 5, 15, 457, 1371, 2285, 3067, 6855, 9201, 15335, 46005, 1401619, 4204857, 7008095, 21024285]

約数ペア:

[(1, 21024285), (3, 7008095), (5, 4204857), (15, 1401619), (457, 46005), (1371, 15335), (2285, 9201), (3067, 6855)]