21029838

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2203}}^1$

素因数の和:2288

約数の個数: 32

約数和(自身を含む): 44221056

約数和(自身を除く): 23191218

約数列:

[1, 2, 3, 6, 37, 43, 74, 86, 111, 129, 222, 258, 1591, 2203, 3182, 4406, 4773, 6609, 9546, 13218, 81511, 94729, 163022, 189458, 244533, 284187, 489066, 568374, 3504973, 7009946, 10514919, 21029838]

約数ペア:

[(1, 21029838), (2, 10514919), (3, 7009946), (6, 3504973), (37, 568374), (43, 489066), (74, 284187), (86, 244533), (111, 189458), (129, 163022), (222, 94729), (258, 81511), (1591, 13218), (2203, 9546), (3182, 6609), (4406, 4773)]