21393632

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{51427}}^1$

素因数の和:51450

約数の個数: 24

約数和(自身を含む): 45359496

約数和(自身を除く): 23965864

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 51427, 102854, 205708, 411416, 668551, 822832, 1337102, 1645664, 2674204, 5348408, 10696816, 21393632]

約数ペア:

[(1, 21393632), (2, 10696816), (4, 5348408), (8, 2674204), (13, 1645664), (16, 1337102), (26, 822832), (32, 668551), (52, 411416), (104, 205708), (208, 102854), (416, 51427)]