21967992

素因数分解:

$2^3\times 3^2\times {\mathrm{305111}}^1$

素因数の和:305123

約数の個数: 24

約数和(自身を含む): 59496840

約数和(自身を除く): 37528848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 305111, 610222, 915333, 1220444, 1830666, 2440888, 2745999, 3661332, 5491998, 7322664, 10983996, 21967992]

約数ペア:

[(1, 21967992), (2, 10983996), (3, 7322664), (4, 5491998), (6, 3661332), (8, 2745999), (9, 2440888), (12, 1830666), (18, 1220444), (24, 915333), (36, 610222), (72, 305111)]