21500848

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{36319}}^1$

素因数の和:36364

約数の個数: 20

約数和(自身を含む): 42784960

約数和(自身を除く): 21284112

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 36319, 72638, 145276, 290552, 581104, 1343803, 2687606, 5375212, 10750424, 21500848]

約数ペア:

[(1, 21500848), (2, 10750424), (4, 5375212), (8, 2687606), (16, 1343803), (37, 581104), (74, 290552), (148, 145276), (296, 72638), (592, 36319)]