21459067

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1\times {\mathrm{233}}^1$

素因数の和:522

約数の個数: 16

約数和(自身を含む): 25159680

約数和(自身を除く): 3700613

約数列:

[1, 7, 59, 223, 233, 413, 1561, 1631, 13157, 13747, 51959, 92099, 96229, 363713, 3065581, 21459067]

約数ペア:

[(1, 21459067), (7, 3065581), (59, 363713), (223, 96229), (233, 92099), (413, 51959), (1561, 13747), (1631, 13157)]