21215670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{101027}}^1$

素因数の和:101044

約数の個数: 32

約数和(自身を含む): 58192128

約数和(自身を除く): 36976458

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 101027, 202054, 303081, 505135, 606162, 707189, 1010270, 1414378, 1515405, 2121567, 3030810, 3535945, 4243134, 7071890, 10607835, 21215670]

約数ペア:

[(1, 21215670), (2, 10607835), (3, 7071890), (5, 4243134), (6, 3535945), (7, 3030810), (10, 2121567), (14, 1515405), (15, 1414378), (21, 1010270), (30, 707189), (35, 606162), (42, 505135), (70, 303081), (105, 202054), (210, 101027)]