21837226670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{311960381}}^1$

素因数の和:311960395

約数の個数: 16

約数和(自身を含む): 44922295008

約数和(自身を除く): 23085068338

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 311960381, 623920762, 1559801905, 2183722667, 3119603810, 4367445334, 10918613335, 21837226670]

約数ペア:

[(1, 21837226670), (2, 10918613335), (5, 4367445334), (7, 3119603810), (10, 2183722667), (14, 1559801905), (35, 623920762), (70, 311960381)]