878682

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{20921}}^1$

素因数の和:20933

約数の個数: 16

約数和(自身を含む): 2008512

約数和(自身を除く): 1129830

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 20921, 41842, 62763, 125526, 146447, 292894, 439341, 878682]

約数ペア:

[(1, 878682), (2, 439341), (3, 292894), (6, 146447), (7, 125526), (14, 62763), (21, 41842), (42, 20921)]