21029718

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{113063}}^1$

素因数の和:113099

約数の個数: 16

約数和(自身を含む): 43416576

約数和(自身を除く): 22386858

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 113063, 226126, 339189, 678378, 3504953, 7009906, 10514859, 21029718]

約数ペア:

[(1, 21029718), (2, 10514859), (3, 7009906), (6, 3504953), (31, 678378), (62, 339189), (93, 226126), (186, 113063)]