21963812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{7159}}^1$

素因数の和:7235

約数の個数: 24

約数和(自身を含む): 42100800

約数和(自身を除く): 20136988

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 767, 1534, 3068, 7159, 14318, 28636, 93067, 186134, 372268, 422381, 844762, 1689524, 5490953, 10981906, 21963812]

約数ペア:

[(1, 21963812), (2, 10981906), (4, 5490953), (13, 1689524), (26, 844762), (52, 422381), (59, 372268), (118, 186134), (236, 93067), (767, 28636), (1534, 14318), (3068, 7159)]