21027588

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 50991360

約数和(自身を除く): 29963772

約数列:

[1, 2, 3, 4, 6, 12, 41, 79, 82, 123, 158, 164, 237, 246, 316, 474, 492, 541, 948, 1082, 1623, 2164, 3239, 3246, 6478, 6492, 9717, 12956, 19434, 22181, 38868, 42739, 44362, 66543, 85478, 88724, 128217, 133086, 170956, 256434, 266172, 512868, 1752299, 3504598, 5256897, 7009196, 10513794, 21027588]

約数ペア:

[(1, 21027588), (2, 10513794), (3, 7009196), (4, 5256897), (6, 3504598), (12, 1752299), (41, 512868), (79, 266172), (82, 256434), (123, 170956), (158, 133086), (164, 128217), (237, 88724), (246, 85478), (316, 66543), (474, 44362), (492, 42739), (541, 38868), (948, 22181), (1082, 19434), (1623, 12956), (2164, 9717), (3239, 6492), (3246, 6478)]