21000388628

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{9528307}}^1$

素因数の和:9528359

約数の個数: 24

約数和(自身を含む): 40018893600

約数和(自身を除く): 19018504972

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 551, 1102, 2204, 9528307, 19056614, 38113228, 181037833, 276320903, 362075666, 552641806, 724151332, 1105283612, 5250097157, 10500194314, 21000388628]

約数ペア:

[(1, 21000388628), (2, 10500194314), (4, 5250097157), (19, 1105283612), (29, 724151332), (38, 552641806), (58, 362075666), (76, 276320903), (116, 181037833), (551, 38113228), (1102, 19056614), (2204, 9528307)]