21435666

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10859}}^1$

素因数の和:10918

約数の個数: 32

約数和(自身を含む): 50042880

約数和(自身を除く): 28607214

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 10859, 21718, 32577, 65154, 76013, 152026, 228039, 456078, 510373, 1020746, 1531119, 3062238, 3572611, 7145222, 10717833, 21435666]

約数ペア:

[(1, 21435666), (2, 10717833), (3, 7145222), (6, 3572611), (7, 3062238), (14, 1531119), (21, 1020746), (42, 510373), (47, 456078), (94, 228039), (141, 152026), (282, 76013), (329, 65154), (658, 32577), (987, 21718), (1974, 10859)]