21601822

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{51679}}^1$

素因数の和:51711

約数の個数: 16

約数和(自身を含む): 37209600

約数和(自身を除く): 15607778

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 51679, 103358, 568469, 981901, 1136938, 1963802, 10800911, 21601822]

約数ペア:

[(1, 21601822), (2, 10800911), (11, 1963802), (19, 1136938), (22, 981901), (38, 568469), (209, 103358), (418, 51679)]