21253464

素因数分解:

$2^3\times 3^2\times {\mathrm{295187}}^1$

素因数の和:295199

約数の個数: 24

約数和(自身を含む): 57561660

約数和(自身を除く): 36308196

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 295187, 590374, 885561, 1180748, 1771122, 2361496, 2656683, 3542244, 5313366, 7084488, 10626732, 21253464]

約数ペア:

[(1, 21253464), (2, 10626732), (3, 7084488), (4, 5313366), (6, 3542244), (8, 2656683), (9, 2361496), (12, 1771122), (18, 1180748), (24, 885561), (36, 590374), (72, 295187)]