21780453626

素因数分解:

$2^1\times {\mathrm{167}}^1\times {\mathrm{2689}}^1\times {\mathrm{24251}}^1$

素因数の和:27109

約数の個数: 16

約数和(自身を含む): 32879891520

約数和(自身を除く): 11099437894

約数列:

[1, 2, 167, 334, 2689, 5378, 24251, 48502, 449063, 898126, 4049917, 8099834, 65210939, 130421878, 10890226813, 21780453626]

約数ペア:

[(1, 21780453626), (2, 10890226813), (167, 130421878), (334, 65210939), (2689, 8099834), (5378, 4049917), (24251, 898126), (48502, 449063)]