21768244

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{379}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 38878560

約数和(自身を除く): 17110316

約数列:

[1, 2, 4, 83, 166, 173, 332, 346, 379, 692, 758, 1516, 14359, 28718, 31457, 57436, 62914, 65567, 125828, 131134, 262268, 5442061, 10884122, 21768244]

約数ペア:

[(1, 21768244), (2, 10884122), (4, 5442061), (83, 262268), (166, 131134), (173, 125828), (332, 65567), (346, 62914), (379, 57436), (692, 31457), (758, 28718), (1516, 14359)]