21052162

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{743}}^1$

素因数の和:1233

約数の個数: 16

約数和(自身を含む): 32712192

約数和(自身を除く): 11660030

約数列:

[1, 2, 31, 62, 457, 743, 914, 1486, 14167, 23033, 28334, 46066, 339551, 679102, 10526081, 21052162]

約数ペア:

[(1, 21052162), (2, 10526081), (31, 679102), (62, 339551), (457, 46066), (743, 28334), (914, 23033), (1486, 14167)]