21078660290

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1\times {\mathrm{64601}}^1$

素因数の和:65162

約数の個数: 32

約数和(自身を含む): 38587549824

約数和(自身を除く): 17508889534

約数列:

[1, 2, 5, 10, 67, 134, 335, 487, 670, 974, 2435, 4870, 32629, 64601, 65258, 129202, 163145, 323005, 326290, 646010, 4328267, 8656534, 21641335, 31460687, 43282670, 62921374, 157303435, 314606870, 2107866029, 4215732058, 10539330145, 21078660290]

約数ペア:

[(1, 21078660290), (2, 10539330145), (5, 4215732058), (10, 2107866029), (67, 314606870), (134, 157303435), (335, 62921374), (487, 43282670), (670, 31460687), (974, 21641335), (2435, 8656534), (4870, 4328267), (32629, 646010), (64601, 326290), (65258, 323005), (129202, 163145)]