21843328

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{13127}}^1$

素因数の和:13154

約数の個数: 32

約数和(自身を含む): 46866960

約数和(自身を除く): 25023632

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 13127, 26254, 52508, 105016, 170651, 210032, 341302, 420064, 682604, 840128, 1365208, 1680256, 2730416, 5460832, 10921664, 21843328]

約数ペア:

[(1, 21843328), (2, 10921664), (4, 5460832), (8, 2730416), (13, 1680256), (16, 1365208), (26, 840128), (32, 682604), (52, 420064), (64, 341302), (104, 210032), (128, 170651), (208, 105016), (416, 52508), (832, 26254), (1664, 13127)]