21034744

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1277}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 41407200

約数和(自身を除く): 20372456

約数列:

[1, 2, 4, 8, 29, 58, 71, 116, 142, 232, 284, 568, 1277, 2059, 2554, 4118, 5108, 8236, 10216, 16472, 37033, 74066, 90667, 148132, 181334, 296264, 362668, 725336, 2629343, 5258686, 10517372, 21034744]

約数ペア:

[(1, 21034744), (2, 10517372), (4, 5258686), (8, 2629343), (29, 725336), (58, 362668), (71, 296264), (116, 181334), (142, 148132), (232, 90667), (284, 74066), (568, 37033), (1277, 16472), (2059, 10216), (2554, 8236), (4118, 5108)]