21333026

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{6781}}^1$

素因数の和:6818

約数の個数: 24

約数和(自身を含む): 37884252

約数和(自身を除く): 16551226

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 242, 286, 1573, 3146, 6781, 13562, 74591, 88153, 149182, 176306, 820501, 969683, 1641002, 1939366, 10666513, 21333026]

約数ペア:

[(1, 21333026), (2, 10666513), (11, 1939366), (13, 1641002), (22, 969683), (26, 820501), (121, 176306), (143, 149182), (242, 88153), (286, 74591), (1573, 13562), (3146, 6781)]