21970662

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1279}}^1$

素因数の和:1700

約数の個数: 32

約数和(自身を含む): 50380800

約数和(自身を除く): 28410138

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 409, 818, 1227, 1279, 2454, 2558, 2863, 3837, 5726, 7674, 8589, 8953, 17178, 17906, 26859, 53718, 523111, 1046222, 1569333, 3138666, 3661777, 7323554, 10985331, 21970662]

約数ペア:

[(1, 21970662), (2, 10985331), (3, 7323554), (6, 3661777), (7, 3138666), (14, 1569333), (21, 1046222), (42, 523111), (409, 53718), (818, 26859), (1227, 17906), (1279, 17178), (2454, 8953), (2558, 8589), (2863, 7674), (3837, 5726)]