21321618

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{34501}}^1$

素因数の和:34609

約数の個数: 16

約数和(自身を含む): 43058496

約数和(自身を除く): 21736878

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 34501, 69002, 103503, 207006, 3553603, 7107206, 10660809, 21321618]

約数ペア:

[(1, 21321618), (2, 10660809), (3, 7107206), (6, 3553603), (103, 207006), (206, 103503), (309, 69002), (618, 34501)]