21267435

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3433}}^1$

素因数の和:3507

約数の個数: 32

約数和(自身を含む): 39559680

約数和(自身を除く): 18292245

約数列:

[1, 3, 5, 7, 15, 21, 35, 59, 105, 177, 295, 413, 885, 1239, 2065, 3433, 6195, 10299, 17165, 24031, 51495, 72093, 120155, 202547, 360465, 607641, 1012735, 1417829, 3038205, 4253487, 7089145, 21267435]

約数ペア:

[(1, 21267435), (3, 7089145), (5, 4253487), (7, 3038205), (15, 1417829), (21, 1012735), (35, 607641), (59, 360465), (105, 202547), (177, 120155), (295, 72093), (413, 51495), (885, 24031), (1239, 17165), (2065, 10299), (3433, 6195)]