21592875

素因数分解:

$3^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 36481536

約数和(自身を除く): 14888661

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 811, 1065, 1775, 2433, 4055, 5325, 8875, 12165, 20275, 26625, 57581, 60825, 101375, 172743, 287905, 304125, 863715, 1439525, 4318575, 7197625, 21592875]

約数ペア:

[(1, 21592875), (3, 7197625), (5, 4318575), (15, 1439525), (25, 863715), (71, 304125), (75, 287905), (125, 172743), (213, 101375), (355, 60825), (375, 57581), (811, 26625), (1065, 20275), (1775, 12165), (2433, 8875), (4055, 5325)]