21223273

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:776

約数の個数: 16

約数和(自身を含む): 23431680

約数和(自身を除く): 2208407

約数列:

[1, 23, 29, 47, 667, 677, 1081, 1363, 15571, 19633, 31349, 31819, 451559, 731837, 922751, 21223273]

約数ペア:

[(1, 21223273), (23, 922751), (29, 731837), (47, 451559), (667, 31819), (677, 31349), (1081, 19633), (1363, 15571)]