21670983

素因数分解:

$3^{10}\times {\mathrm{367}}^1$

素因数の和:397

約数の個数: 22

約数和(自身を含む): 32594864

約数和(自身を除く): 10923881

約数列:

[1, 3, 9, 27, 81, 243, 367, 729, 1101, 2187, 3303, 6561, 9909, 19683, 29727, 59049, 89181, 267543, 802629, 2407887, 7223661, 21670983]

約数ペア:

[(1, 21670983), (3, 7223661), (9, 2407887), (27, 802629), (81, 267543), (243, 89181), (367, 59049), (729, 29727), (1101, 19683), (2187, 9909), (3303, 6561)]