21250192

素因数分解:

$2^4\times {\mathrm{839}}^1\times {\mathrm{1583}}^1$

素因数の和:2430

約数の個数: 20

約数和(自身を含む): 41247360

約数和(自身を除く): 19997168

約数列:

[1, 2, 4, 8, 16, 839, 1583, 1678, 3166, 3356, 6332, 6712, 12664, 13424, 25328, 1328137, 2656274, 5312548, 10625096, 21250192]

約数ペア:

[(1, 21250192), (2, 10625096), (4, 5312548), (8, 2656274), (16, 1328137), (839, 25328), (1583, 13424), (1678, 12664), (3166, 6712), (3356, 6332)]