21025074

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10651}}^1$

素因数の和:10710

約数の個数: 32

約数和(自身を含む): 49084416

約数和(自身を除く): 28059342

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 10651, 21302, 31953, 63906, 74557, 149114, 223671, 447342, 500597, 1001194, 1501791, 3003582, 3504179, 7008358, 10512537, 21025074]

約数ペア:

[(1, 21025074), (2, 10512537), (3, 7008358), (6, 3504179), (7, 3003582), (14, 1501791), (21, 1001194), (42, 500597), (47, 447342), (94, 223671), (141, 149114), (282, 74557), (329, 63906), (658, 31953), (987, 21302), (1974, 10651)]