21795603

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{6481}}^1$

素因数の和:6562

約数の個数: 16

約数和(自身を含む): 31113600

約数和(自身を除く): 9317997

約数列:

[1, 3, 19, 57, 59, 177, 1121, 3363, 6481, 19443, 123139, 369417, 382379, 1147137, 7265201, 21795603]

約数ペア:

[(1, 21795603), (3, 7265201), (19, 1147137), (57, 382379), (59, 369417), (177, 123139), (1121, 19443), (3363, 6481)]