21000756029

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1\times {\mathrm{1973}}^1$

素因数の和:2621

約数の個数: 32

約数和(自身を含む): 24144704640

約数和(自身を除く): 3143948611

約数列:

[1, 11, 29, 61, 319, 547, 671, 1769, 1973, 6017, 15863, 19459, 21703, 33367, 57217, 120353, 174493, 367037, 629387, 967643, 1079231, 1323883, 3490237, 10644073, 11871541, 31297699, 38392607, 65833091, 344274689, 724164001, 1909159639, 21000756029]

約数ペア:

[(1, 21000756029), (11, 1909159639), (29, 724164001), (61, 344274689), (319, 65833091), (547, 38392607), (671, 31297699), (1769, 11871541), (1973, 10644073), (6017, 3490237), (15863, 1323883), (19459, 1079231), (21703, 967643), (33367, 629387), (57217, 367037), (120353, 174493)]