21150892

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32843}}^1$

素因数の和:32877

約数の個数: 24

約数和(自身を含む): 44142336

約数和(自身を除く): 22991444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32843, 65686, 131372, 229901, 459802, 755389, 919604, 1510778, 3021556, 5287723, 10575446, 21150892]

約数ペア:

[(1, 21150892), (2, 10575446), (4, 5287723), (7, 3021556), (14, 1510778), (23, 919604), (28, 755389), (46, 459802), (92, 229901), (161, 131372), (322, 65686), (644, 32843)]