16971843

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{11071}}^1$

素因数の和:11154

約数の個数: 16

約数和(自身を含む): 26218496

約数和(自身を除く): 9246653

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 11071, 33213, 77497, 232491, 808183, 2424549, 5657281, 16971843]

約数ペア:

[(1, 16971843), (3, 5657281), (7, 2424549), (21, 808183), (73, 232491), (219, 77497), (511, 33213), (1533, 11071)]