21511613028

素因数分解:

$2^2\times 3^1\times {\mathrm{421}}^1\times {\mathrm{727}}^1\times {\mathrm{5857}}^1$

素因数の和:7012

約数の個数: 48

約数和(自身を含む): 50390797184

約数和(自身を除く): 28879184156

約数列:

[1, 2, 3, 4, 6, 12, 421, 727, 842, 1263, 1454, 1684, 2181, 2526, 2908, 4362, 5052, 5857, 8724, 11714, 17571, 23428, 35142, 70284, 306067, 612134, 918201, 1224268, 1836402, 2465797, 3672804, 4258039, 4931594, 7397391, 8516078, 9863188, 12774117, 14794782, 17032156, 25548234, 29589564, 51096468, 1792634419, 3585268838, 5377903257, 7170537676, 10755806514, 21511613028]

約数ペア:

[(1, 21511613028), (2, 10755806514), (3, 7170537676), (4, 5377903257), (6, 3585268838), (12, 1792634419), (421, 51096468), (727, 29589564), (842, 25548234), (1263, 17032156), (1454, 14794782), (1684, 12774117), (2181, 9863188), (2526, 8516078), (2908, 7397391), (4362, 4931594), (5052, 4258039), (5857, 3672804), (8724, 2465797), (11714, 1836402), (17571, 1224268), (23428, 918201), (35142, 612134), (70284, 306067)]