21097204

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{673}}^1$

素因数の和:1155

約数の個数: 24

約数和(自身を含む): 39234888

約数和(自身を除く): 18137684

約数列:

[1, 2, 4, 17, 34, 68, 461, 673, 922, 1346, 1844, 2692, 7837, 11441, 15674, 22882, 31348, 45764, 310253, 620506, 1241012, 5274301, 10548602, 21097204]

約数ペア:

[(1, 21097204), (2, 10548602), (4, 5274301), (17, 1241012), (34, 620506), (68, 310253), (461, 45764), (673, 31348), (922, 22882), (1346, 15674), (1844, 11441), (2692, 7837)]