21138045378

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2051839}}^1$

素因数の和:2051962

約数の個数: 32

約数和(自身を含む): 45206138880

約数和(自身を除く): 24068093502

約数列:

[1, 2, 3, 6, 17, 34, 51, 101, 102, 202, 303, 606, 1717, 3434, 5151, 10302, 2051839, 4103678, 6155517, 12311034, 34881263, 69762526, 104643789, 207235739, 209287578, 414471478, 621707217, 1243414434, 3523007563, 7046015126, 10569022689, 21138045378]

約数ペア:

[(1, 21138045378), (2, 10569022689), (3, 7046015126), (6, 3523007563), (17, 1243414434), (34, 621707217), (51, 414471478), (101, 209287578), (102, 207235739), (202, 104643789), (303, 69762526), (606, 34881263), (1717, 12311034), (3434, 6155517), (5151, 4103678), (10302, 2051839)]