20898276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{248789}}^1$

素因数の和:248803

約数の個数: 24

約数和(自身を含む): 55728960

約数和(自身を除く): 34830684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 248789, 497578, 746367, 995156, 1492734, 1741523, 2985468, 3483046, 5224569, 6966092, 10449138, 20898276]

約数ペア:

[(1, 20898276), (2, 10449138), (3, 6966092), (4, 5224569), (6, 3483046), (7, 2985468), (12, 1741523), (14, 1492734), (21, 995156), (28, 746367), (42, 497578), (84, 248789)]