21990652294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{599429}}^1$

素因数の和:599544

約数の個数: 32

約数和(自身を含む): 38066202720

約数和(自身を除く): 16075550426

約数列:

[1, 2, 13, 17, 26, 34, 83, 166, 221, 442, 1079, 1411, 2158, 2822, 18343, 36686, 599429, 1198858, 7792577, 10190293, 15585154, 20380586, 49752607, 99505214, 132473809, 264947618, 646783891, 845794319, 1293567782, 1691588638, 10995326147, 21990652294]

約数ペア:

[(1, 21990652294), (2, 10995326147), (13, 1691588638), (17, 1293567782), (26, 845794319), (34, 646783891), (83, 264947618), (166, 132473809), (221, 99505214), (442, 49752607), (1079, 20380586), (1411, 15585154), (2158, 10190293), (2822, 7792577), (18343, 1198858), (36686, 599429)]