21313396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{6947}}^1$

素因数の和:7023

約数の個数: 24

約数和(自身を含む): 40854240

約数和(自身を除く): 19540844

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 767, 1534, 3068, 6947, 13894, 27788, 90311, 180622, 361244, 409873, 819746, 1639492, 5328349, 10656698, 21313396]

約数ペア:

[(1, 21313396), (2, 10656698), (4, 5328349), (13, 1639492), (26, 819746), (52, 409873), (59, 361244), (118, 180622), (236, 90311), (767, 27788), (1534, 13894), (3068, 6947)]