20021512

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21031}}^1$

素因数の和:21061

約数の個数: 32

約数和(自身を含む): 45429120

約数和(自身を除く): 25407608

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 21031, 42062, 84124, 147217, 168248, 294434, 357527, 588868, 715054, 1177736, 1430108, 2502689, 2860216, 5005378, 10010756, 20021512]

約数ペア:

[(1, 20021512), (2, 10010756), (4, 5005378), (7, 2860216), (8, 2502689), (14, 1430108), (17, 1177736), (28, 715054), (34, 588868), (56, 357527), (68, 294434), (119, 168248), (136, 147217), (238, 84124), (476, 42062), (952, 21031)]