21004710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17077}}^1$

素因数の和:17128

約数の個数: 32

約数和(自身を含む): 51643872

約数和(自身を除く): 30639162

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 17077, 34154, 51231, 85385, 102462, 170770, 256155, 512310, 700157, 1400314, 2100471, 3500785, 4200942, 7001570, 10502355, 21004710]

約数ペア:

[(1, 21004710), (2, 10502355), (3, 7001570), (5, 4200942), (6, 3500785), (10, 2100471), (15, 1400314), (30, 700157), (41, 512310), (82, 256155), (123, 170770), (205, 102462), (246, 85385), (410, 51231), (615, 34154), (1230, 17077)]