21049490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27337}}^1$

素因数の和:27362

約数の個数: 32

約数和(自身を含む): 47240064

約数和(自身を除く): 26190574

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 27337, 54674, 136685, 191359, 273370, 300707, 382718, 601414, 956795, 1503535, 1913590, 2104949, 3007070, 4209898, 10524745, 21049490]

約数ペア:

[(1, 21049490), (2, 10524745), (5, 4209898), (7, 3007070), (10, 2104949), (11, 1913590), (14, 1503535), (22, 956795), (35, 601414), (55, 382718), (70, 300707), (77, 273370), (110, 191359), (154, 136685), (385, 54674), (770, 27337)]