21930477

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{5387}}^1$

素因数の和:5472

約数の個数: 16

約数和(自身を含む): 31034880

約数和(自身を除く): 9104403

約数列:

[1, 3, 23, 59, 69, 177, 1357, 4071, 5387, 16161, 123901, 317833, 371703, 953499, 7310159, 21930477]

約数ペア:

[(1, 21930477), (3, 7310159), (23, 953499), (59, 371703), (69, 317833), (177, 123901), (1357, 16161), (4071, 5387)]