2121537

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1213}}^1$

素因数の和:1280

約数の個数: 16

約数和(自身を含む): 3146688

約数和(自身を除く): 1025151

約数列:

[1, 3, 11, 33, 53, 159, 583, 1213, 1749, 3639, 13343, 40029, 64289, 192867, 707179, 2121537]

約数ペア:

[(1, 2121537), (3, 707179), (11, 192867), (33, 64289), (53, 40029), (159, 13343), (583, 3639), (1213, 1749)]