21172832

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{6551}}^1$

素因数の和:6662

約数の個数: 24

約数和(自身を含む): 42103152

約数和(自身を除く): 20930320

約数列:

[1, 2, 4, 8, 16, 32, 101, 202, 404, 808, 1616, 3232, 6551, 13102, 26204, 52408, 104816, 209632, 661651, 1323302, 2646604, 5293208, 10586416, 21172832]

約数ペア:

[(1, 21172832), (2, 10586416), (4, 5293208), (8, 2646604), (16, 1323302), (32, 661651), (101, 209632), (202, 104816), (404, 52408), (808, 26204), (1616, 13102), (3232, 6551)]