21429921

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{2953}}^1$

素因数の和:3056

約数の個数: 16

約数和(自身を含む): 29776320

約数和(自身を除く): 8346399

約数列:

[1, 3, 41, 59, 123, 177, 2419, 2953, 7257, 8859, 121073, 174227, 363219, 522681, 7143307, 21429921]

約数ペア:

[(1, 21429921), (3, 7143307), (41, 522681), (59, 363219), (123, 174227), (177, 121073), (2419, 8859), (2953, 7257)]