21855270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{25121}}^1$

素因数の和:25160

約数の個数: 32

約数和(自身を含む): 54263520

約数和(自身を除く): 32408250

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 25121, 50242, 75363, 125605, 150726, 251210, 376815, 728509, 753630, 1457018, 2185527, 3642545, 4371054, 7285090, 10927635, 21855270]

約数ペア:

[(1, 21855270), (2, 10927635), (3, 7285090), (5, 4371054), (6, 3642545), (10, 2185527), (15, 1457018), (29, 753630), (30, 728509), (58, 376815), (87, 251210), (145, 150726), (174, 125605), (290, 75363), (435, 50242), (870, 25121)]