21551408

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{46447}}^1$

素因数の和:46484

約数の個数: 20

約数和(自身を含む): 43196640

約数和(自身を除く): 21645232

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 46447, 92894, 185788, 371576, 743152, 1346963, 2693926, 5387852, 10775704, 21551408]

約数ペア:

[(1, 21551408), (2, 10775704), (4, 5387852), (8, 2693926), (16, 1346963), (29, 743152), (58, 371576), (116, 185788), (232, 92894), (464, 46447)]