21988547999

素因数分解:

${\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{1051}}^1\times {\mathrm{2351}}^1$

素因数の和:4222

約数の個数: 16

約数和(自身を含む): 24050234880

約数和(自身を除く): 2061686881

約数列:

[1, 11, 809, 1051, 2351, 8899, 11561, 25861, 850259, 1901959, 2470901, 9352849, 20921549, 27179911, 1998958909, 21988547999]

約数ペア:

[(1, 21988547999), (11, 1998958909), (809, 27179911), (1051, 20921549), (2351, 9352849), (8899, 2470901), (11561, 1901959), (25861, 850259)]