21258476

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1549}}^1$

素因数の和:1673

約数の個数: 24

約数和(自身を含む): 38539200

約数和(自身を除く): 17280724

約数列:

[1, 2, 4, 47, 73, 94, 146, 188, 292, 1549, 3098, 3431, 6196, 6862, 13724, 72803, 113077, 145606, 226154, 291212, 452308, 5314619, 10629238, 21258476]

約数ペア:

[(1, 21258476), (2, 10629238), (4, 5314619), (47, 452308), (73, 291212), (94, 226154), (146, 145606), (188, 113077), (292, 72803), (1549, 13724), (3098, 6862), (3431, 6196)]