21609810458

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1\times {\mathrm{220279}}^1$

素因数の和:220733

約数の個数: 16

約数和(自身を含む): 32714223360

約数和(自身を除く): 11104412902

約数列:

[1, 2, 181, 271, 362, 542, 49051, 98102, 220279, 440558, 39870499, 59695609, 79740998, 119391218, 10804905229, 21609810458]

約数ペア:

[(1, 21609810458), (2, 10804905229), (181, 119391218), (271, 79740998), (362, 59695609), (542, 39870499), (49051, 440558), (98102, 220279)]