21560454

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{70459}}^1$

素因数の和:70484

約数の個数: 24

約数和(自身を含む): 49462920

約数和(自身を除く): 27902466

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 70459, 140918, 211377, 422754, 634131, 1197803, 1268262, 2395606, 3593409, 7186818, 10780227, 21560454]

約数ペア:

[(1, 21560454), (2, 10780227), (3, 7186818), (6, 3593409), (9, 2395606), (17, 1268262), (18, 1197803), (34, 634131), (51, 422754), (102, 211377), (153, 140918), (306, 70459)]