21714967

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 32

約数和(自身を含む): 26265600

約数和(自身を除く): 4550633

約数列:

[1, 17, 19, 23, 37, 79, 323, 391, 437, 629, 703, 851, 1343, 1501, 1817, 2923, 7429, 11951, 14467, 16169, 25517, 30889, 34523, 49691, 55537, 67229, 274873, 586891, 944129, 1142893, 1277351, 21714967]

約数ペア:

[(1, 21714967), (17, 1277351), (19, 1142893), (23, 944129), (37, 586891), (79, 274873), (323, 67229), (391, 55537), (437, 49691), (629, 34523), (703, 30889), (851, 25517), (1343, 16169), (1501, 14467), (1817, 11951), (2923, 7429)]