21589833

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 32284800

約数和(自身を除く): 10694967

約数列:

[1, 3, 19, 29, 37, 57, 87, 111, 353, 551, 703, 1059, 1073, 1653, 2109, 3219, 6707, 10237, 13061, 20121, 20387, 30711, 39183, 61161, 194503, 248159, 378769, 583509, 744477, 1136307, 7196611, 21589833]

約数ペア:

[(1, 21589833), (3, 7196611), (19, 1136307), (29, 744477), (37, 583509), (57, 378769), (87, 248159), (111, 194503), (353, 61161), (551, 39183), (703, 30711), (1059, 20387), (1073, 20121), (1653, 13061), (2109, 10237), (3219, 6707)]