2021559988

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{6551}}^1$

素因数の和:6772

約数の個数: 48

約数和(自身を含む): 4121155584

約数和(自身を除く): 2099595596

約数列:

[1, 2, 4, 7, 14, 28, 103, 107, 206, 214, 412, 428, 721, 749, 1442, 1498, 2884, 2996, 6551, 11021, 13102, 22042, 26204, 44084, 45857, 77147, 91714, 154294, 183428, 308588, 674753, 700957, 1349506, 1401914, 2699012, 2803828, 4723271, 4906699, 9446542, 9813398, 18893084, 19626796, 72198571, 144397142, 288794284, 505389997, 1010779994, 2021559988]

約数ペア:

[(1, 2021559988), (2, 1010779994), (4, 505389997), (7, 288794284), (14, 144397142), (28, 72198571), (103, 19626796), (107, 18893084), (206, 9813398), (214, 9446542), (412, 4906699), (428, 4723271), (721, 2803828), (749, 2699012), (1442, 1401914), (1498, 1349506), (2884, 700957), (2996, 674753), (6551, 308588), (11021, 183428), (13102, 154294), (22042, 91714), (26204, 77147), (44084, 45857)]