21206010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{100981}}^1$

素因数の和:100998

約数の個数: 32

約数和(自身を含む): 58165632

約数和(自身を除く): 36959622

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 100981, 201962, 302943, 504905, 605886, 706867, 1009810, 1413734, 1514715, 2120601, 3029430, 3534335, 4241202, 7068670, 10603005, 21206010]

約数ペア:

[(1, 21206010), (2, 10603005), (3, 7068670), (5, 4241202), (6, 3534335), (7, 3029430), (10, 2120601), (14, 1514715), (15, 1413734), (21, 1009810), (30, 706867), (35, 605886), (42, 504905), (70, 302943), (105, 201962), (210, 100981)]