21741967

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:714

約数の個数: 16

約数和(自身を含む): 24504480

約数和(自身を除く): 2762513

約数列:

[1, 13, 29, 101, 377, 571, 1313, 2929, 7423, 16559, 38077, 57671, 215267, 749723, 1672459, 21741967]

約数ペア:

[(1, 21741967), (13, 1672459), (29, 749723), (101, 215267), (377, 57671), (571, 38077), (1313, 16559), (2929, 7423)]