21533138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{33751}}^1$

素因数の和:33793

約数の個数: 16

約数和(自身を含む): 36452160

約数和(自身を除く): 14919022

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 33751, 67502, 371261, 742522, 978779, 1957558, 10766569, 21533138]

約数ペア:

[(1, 21533138), (2, 10766569), (11, 1957558), (22, 978779), (29, 742522), (58, 371261), (319, 67502), (638, 33751)]