21817118

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{7487}}^1$

素因数の和:7567

約数の個数: 16

約数和(自身を含む): 34504704

約数和(自身を除く): 12687586

約数列:

[1, 2, 31, 47, 62, 94, 1457, 2914, 7487, 14974, 232097, 351889, 464194, 703778, 10908559, 21817118]

約数ペア:

[(1, 21817118), (2, 10908559), (31, 703778), (47, 464194), (62, 351889), (94, 232097), (1457, 14974), (2914, 7487)]