21495670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10589}}^1$

素因数の和:10632

約数の個数: 32

約数和(自身を含む): 45748800

約数和(自身を除く): 24253130

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 10589, 21178, 52945, 74123, 105890, 148246, 307081, 370615, 614162, 741230, 1535405, 2149567, 3070810, 4299134, 10747835, 21495670]

約数ペア:

[(1, 21495670), (2, 10747835), (5, 4299134), (7, 3070810), (10, 2149567), (14, 1535405), (29, 741230), (35, 614162), (58, 370615), (70, 307081), (145, 148246), (203, 105890), (290, 74123), (406, 52945), (1015, 21178), (2030, 10589)]