21628113

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1471}}^1$

素因数の和:1529

約数の個数: 24

約数和(自身を含む): 32325120

約数和(自身を除く): 10697007

約数列:

[1, 3, 13, 29, 39, 87, 169, 377, 507, 1131, 1471, 4413, 4901, 14703, 19123, 42659, 57369, 127977, 248599, 554567, 745797, 1663701, 7209371, 21628113]

約数ペア:

[(1, 21628113), (3, 7209371), (13, 1663701), (29, 745797), (39, 554567), (87, 248599), (169, 127977), (377, 57369), (507, 42659), (1131, 19123), (1471, 14703), (4413, 4901)]