21925432

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 42739200

約数和(自身を除く): 20813768

約数列:

[1, 2, 4, 8, 31, 62, 124, 211, 248, 419, 422, 838, 844, 1676, 1688, 3352, 6541, 12989, 13082, 25978, 26164, 51956, 52328, 88409, 103912, 176818, 353636, 707272, 2740679, 5481358, 10962716, 21925432]

約数ペア:

[(1, 21925432), (2, 10962716), (4, 5481358), (8, 2740679), (31, 707272), (62, 353636), (124, 176818), (211, 103912), (248, 88409), (419, 52328), (422, 51956), (838, 26164), (844, 25978), (1676, 13082), (1688, 12989), (3352, 6541)]