21420129168

素因数分解:

$2^4\times 3^2\times {\mathrm{148750897}}^1$

素因数の和:148750911

約数の個数: 30

約数和(自身を含む): 59946611894

約数和(自身を除く): 38526482726

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 148750897, 297501794, 446252691, 595003588, 892505382, 1190007176, 1338758073, 1785010764, 2380014352, 2677516146, 3570021528, 5355032292, 7140043056, 10710064584, 21420129168]

約数ペア:

[(1, 21420129168), (2, 10710064584), (3, 7140043056), (4, 5355032292), (6, 3570021528), (8, 2677516146), (9, 2380014352), (12, 1785010764), (16, 1338758073), (18, 1190007176), (24, 892505382), (36, 595003588), (48, 446252691), (72, 297501794), (144, 148750897)]