8420853

素因数分解:

$3^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1721}}^1$

素因数の和:1964

約数の個数: 16

約数和(自身を含む): 12894336

約数和(自身を除く): 4473483

約数列:

[1, 3, 7, 21, 233, 699, 1631, 1721, 4893, 5163, 12047, 36141, 400993, 1202979, 2806951, 8420853]

約数ペア:

[(1, 8420853), (3, 2806951), (7, 1202979), (21, 400993), (233, 36141), (699, 12047), (1631, 5163), (1721, 4893)]