21533930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1201}}^1$

素因数の和:1382

約数の個数: 32

約数和(自身を含む): 42579648

約数和(自身を除く): 21045718

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 163, 326, 815, 1201, 1630, 1793, 2402, 3586, 6005, 8965, 12010, 13211, 17930, 26422, 66055, 132110, 195763, 391526, 978815, 1957630, 2153393, 4306786, 10766965, 21533930]

約数ペア:

[(1, 21533930), (2, 10766965), (5, 4306786), (10, 2153393), (11, 1957630), (22, 978815), (55, 391526), (110, 195763), (163, 132110), (326, 66055), (815, 26422), (1201, 17930), (1630, 13211), (1793, 12010), (2402, 8965), (3586, 6005)]