21647532

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 52127712

約数和(自身を除く): 30480180

約数列:

[1, 2, 3, 4, 6, 12, 53, 101, 106, 159, 202, 212, 303, 318, 337, 404, 606, 636, 674, 1011, 1212, 1348, 2022, 4044, 5353, 10706, 16059, 17861, 21412, 32118, 34037, 35722, 53583, 64236, 68074, 71444, 102111, 107166, 136148, 204222, 214332, 408444, 1803961, 3607922, 5411883, 7215844, 10823766, 21647532]

約数ペア:

[(1, 21647532), (2, 10823766), (3, 7215844), (4, 5411883), (6, 3607922), (12, 1803961), (53, 408444), (101, 214332), (106, 204222), (159, 136148), (202, 107166), (212, 102111), (303, 71444), (318, 68074), (337, 64236), (404, 53583), (606, 35722), (636, 34037), (674, 32118), (1011, 21412), (1212, 17861), (1348, 16059), (2022, 10706), (4044, 5353)]