21616208

素因数分解:

$2^4\times {\mathrm{911}}^1\times {\mathrm{1483}}^1$

素因数の和:2402

約数の個数: 20

約数和(自身を含む): 41955648

約数和(自身を除く): 20339440

約数列:

[1, 2, 4, 8, 16, 911, 1483, 1822, 2966, 3644, 5932, 7288, 11864, 14576, 23728, 1351013, 2702026, 5404052, 10808104, 21616208]

約数ペア:

[(1, 21616208), (2, 10808104), (4, 5404052), (8, 2702026), (16, 1351013), (911, 23728), (1483, 14576), (1822, 11864), (2966, 7288), (3644, 5932)]