21341607

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{3541}}^1$

素因数の和:3599

約数の個数: 24

約数和(自身を含む): 33918192

約数和(自身を除く): 12576585

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 3541, 6027, 10623, 24787, 74361, 145181, 173509, 435543, 520527, 1016267, 3048801, 7113869, 21341607]

約数ペア:

[(1, 21341607), (3, 7113869), (7, 3048801), (21, 1016267), (41, 520527), (49, 435543), (123, 173509), (147, 145181), (287, 74361), (861, 24787), (2009, 10623), (3541, 6027)]