8397921

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{17387}}^1$

素因数の和:17420

約数の個数: 16

約数和(自身を含む): 13353984

約数和(自身を除く): 4956063

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 17387, 52161, 121709, 365127, 399901, 1199703, 2799307, 8397921]

約数ペア:

[(1, 8397921), (3, 2799307), (7, 1199703), (21, 399901), (23, 365127), (69, 121709), (161, 52161), (483, 17387)]