84420399

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{28921}}^1$

素因数の和:29070

約数の個数: 16

約数和(自身を含む): 129570560

約数和(自身を除く): 45150161

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 28921, 86763, 202447, 607341, 4020019, 12060057, 28140133, 84420399]

約数ペア:

[(1, 84420399), (3, 28140133), (7, 12060057), (21, 4020019), (139, 607341), (417, 202447), (973, 86763), (2919, 28921)]