21729972706

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1912513}}^1$

素因数の和:1912570

約数の個数: 32

約数和(自身を含む): 38556282240

約数和(自身を除く): 16826309534

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 247, 299, 437, 494, 598, 874, 5681, 11362, 1912513, 3825026, 24862669, 36337747, 43987799, 49725338, 72675494, 87975598, 472390711, 571841387, 835768181, 944781422, 1143682774, 1671536362, 10864986353, 21729972706]

約数ペア:

[(1, 21729972706), (2, 10864986353), (13, 1671536362), (19, 1143682774), (23, 944781422), (26, 835768181), (38, 571841387), (46, 472390711), (247, 87975598), (299, 72675494), (437, 49725338), (494, 43987799), (598, 36337747), (874, 24862669), (5681, 3825026), (11362, 1912513)]