21544524

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{8429}}^1$

素因数の和:8510

約数の個数: 36

約数和(自身を含む): 55233360

約数和(自身を除く): 33688836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 8429, 16858, 25287, 33716, 50574, 75861, 101148, 151722, 303444, 598459, 1196918, 1795377, 2393836, 3590754, 5386131, 7181508, 10772262, 21544524]

約数ペア:

[(1, 21544524), (2, 10772262), (3, 7181508), (4, 5386131), (6, 3590754), (9, 2393836), (12, 1795377), (18, 1196918), (36, 598459), (71, 303444), (142, 151722), (213, 101148), (284, 75861), (426, 50574), (639, 33716), (852, 25287), (1278, 16858), (2556, 8429)]