21353644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21613}}^1$

素因数の和:21649

約数の個数: 24

約数和(自身を含む): 42363440

約数和(自身を除く): 21009796

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 21613, 43226, 86452, 280969, 410647, 561938, 821294, 1123876, 1642588, 5338411, 10676822, 21353644]

約数ペア:

[(1, 21353644), (2, 10676822), (4, 5338411), (13, 1642588), (19, 1123876), (26, 821294), (38, 561938), (52, 410647), (76, 280969), (247, 86452), (494, 43226), (988, 21613)]