21814668

素因数分解:

$2^2\times 3^2\times {\mathrm{151}}^1\times {\mathrm{4013}}^1$

素因数の和:4174

約数の個数: 36

約数和(自身を含む): 55521648

約数和(自身を除く): 33706980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 151, 302, 453, 604, 906, 1359, 1812, 2718, 4013, 5436, 8026, 12039, 16052, 24078, 36117, 48156, 72234, 144468, 605963, 1211926, 1817889, 2423852, 3635778, 5453667, 7271556, 10907334, 21814668]

約数ペア:

[(1, 21814668), (2, 10907334), (3, 7271556), (4, 5453667), (6, 3635778), (9, 2423852), (12, 1817889), (18, 1211926), (36, 605963), (151, 144468), (302, 72234), (453, 48156), (604, 36117), (906, 24078), (1359, 16052), (1812, 12039), (2718, 8026), (4013, 5436)]