21644364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257671}}^1$

素因数の和:257685

約数の個数: 24

約数和(自身を含む): 57718528

約数和(自身を除く): 36074164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257671, 515342, 773013, 1030684, 1546026, 1803697, 3092052, 3607394, 5411091, 7214788, 10822182, 21644364]

約数ペア:

[(1, 21644364), (2, 10822182), (3, 7214788), (4, 5411091), (6, 3607394), (7, 3092052), (12, 1803697), (14, 1546026), (21, 1030684), (28, 773013), (42, 515342), (84, 257671)]