21395766002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2381}}^1\times {\mathrm{9341}}^1$

素因数の和:11774

約数の個数: 32

約数和(自身を含む): 35515219824

約数和(自身を除く): 14119453822

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 2381, 4762, 9341, 18682, 30953, 61906, 88097, 121433, 176194, 242866, 345617, 691234, 1145261, 2290522, 4493021, 8986042, 22240921, 44481842, 289131973, 578263946, 822914077, 1645828154, 10697883001, 21395766002]

約数ペア:

[(1, 21395766002), (2, 10697883001), (13, 1645828154), (26, 822914077), (37, 578263946), (74, 289131973), (481, 44481842), (962, 22240921), (2381, 8986042), (4762, 4493021), (9341, 2290522), (18682, 1145261), (30953, 691234), (61906, 345617), (88097, 242866), (121433, 176194)]