2021063317

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1091}}^1\times {\mathrm{20357}}^1$

素因数の和:21468

約数の個数: 16

約数和(自身を含む): 2489864832

約数和(自身を除く): 468801515

約数列:

[1, 7, 13, 91, 1091, 7637, 14183, 20357, 99281, 142499, 264641, 1852487, 22209487, 155466409, 288723331, 2021063317]

約数ペア:

[(1, 2021063317), (7, 288723331), (13, 155466409), (91, 22209487), (1091, 1852487), (7637, 264641), (14183, 142499), (20357, 99281)]