21029406

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1571}}^1$

素因数の和:1696

約数の個数: 32

約数和(自身を含む): 44368128

約数和(自身を除く): 23338722

約数列:

[1, 2, 3, 6, 23, 46, 69, 97, 138, 194, 291, 582, 1571, 2231, 3142, 4462, 4713, 6693, 9426, 13386, 36133, 72266, 108399, 152387, 216798, 304774, 457161, 914322, 3504901, 7009802, 10514703, 21029406]

約数ペア:

[(1, 21029406), (2, 10514703), (3, 7009802), (6, 3504901), (23, 914322), (46, 457161), (69, 304774), (97, 216798), (138, 152387), (194, 108399), (291, 72266), (582, 36133), (1571, 13386), (2231, 9426), (3142, 6693), (4462, 4713)]