21150312

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{51839}}^1$

素因数の和:51865

約数の個数: 32

約数和(自身を含む): 55987200

約数和(自身を除く): 34836888

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 51839, 103678, 155517, 207356, 311034, 414712, 622068, 881263, 1244136, 1762526, 2643789, 3525052, 5287578, 7050104, 10575156, 21150312]

約数ペア:

[(1, 21150312), (2, 10575156), (3, 7050104), (4, 5287578), (6, 3525052), (8, 2643789), (12, 1762526), (17, 1244136), (24, 881263), (34, 622068), (51, 414712), (68, 311034), (102, 207356), (136, 155517), (204, 103678), (408, 51839)]