21213108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{84179}}^1$

素因数の和:84196

約数の個数: 36

約数和(自身を含む): 61283040

約数和(自身を除く): 40069932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 84179, 168358, 252537, 336716, 505074, 589253, 757611, 1010148, 1178506, 1515222, 1767759, 2357012, 3030444, 3535518, 5303277, 7071036, 10606554, 21213108]

約数ペア:

[(1, 21213108), (2, 10606554), (3, 7071036), (4, 5303277), (6, 3535518), (7, 3030444), (9, 2357012), (12, 1767759), (14, 1515222), (18, 1178506), (21, 1010148), (28, 757611), (36, 589253), (42, 505074), (63, 336716), (84, 252537), (126, 168358), (252, 84179)]