21067072

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25321}}^1$

素因数の和:25346

約数の個数: 28

約数和(自身を含む): 45022516

約数和(自身を除く): 23955444

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25321, 50642, 101284, 202568, 329173, 405136, 658346, 810272, 1316692, 1620544, 2633384, 5266768, 10533536, 21067072]

約数ペア:

[(1, 21067072), (2, 10533536), (4, 5266768), (8, 2633384), (13, 1620544), (16, 1316692), (26, 810272), (32, 658346), (52, 405136), (64, 329173), (104, 202568), (208, 101284), (416, 50642), (832, 25321)]