21741336

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{4253}}^1$

素因数の和:4336

約数の個数: 48

約数和(自身を含む): 59726160

約数和(自身を除く): 37984824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 4253, 5112, 8506, 12759, 17012, 25518, 34024, 38277, 51036, 76554, 102072, 153108, 301963, 306216, 603926, 905889, 1207852, 1811778, 2415704, 2717667, 3623556, 5435334, 7247112, 10870668, 21741336]

約数ペア:

[(1, 21741336), (2, 10870668), (3, 7247112), (4, 5435334), (6, 3623556), (8, 2717667), (9, 2415704), (12, 1811778), (18, 1207852), (24, 905889), (36, 603926), (71, 306216), (72, 301963), (142, 153108), (213, 102072), (284, 76554), (426, 51036), (568, 38277), (639, 34024), (852, 25518), (1278, 17012), (1704, 12759), (2556, 8506), (4253, 5112)]