21280206

素因数分解:

$2^1\times 3^1\times {\mathrm{607}}^1\times {\mathrm{5843}}^1$

素因数の和:6455

約数の個数: 16

約数和(自身を含む): 42637824

約数和(自身を除く): 21357618

約数列:

[1, 2, 3, 6, 607, 1214, 1821, 3642, 5843, 11686, 17529, 35058, 3546701, 7093402, 10640103, 21280206]

約数ペア:

[(1, 21280206), (2, 10640103), (3, 7093402), (6, 3546701), (607, 35058), (1214, 17529), (1821, 11686), (3642, 5843)]