21000933

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{433}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 32294808

約数和(自身を除く): 11293875

約数列:

[1, 3, 9, 17, 51, 153, 317, 433, 951, 1299, 2853, 3897, 5389, 7361, 16167, 22083, 48501, 66249, 137261, 411783, 1235349, 2333437, 7000311, 21000933]

約数ペア:

[(1, 21000933), (3, 7000311), (9, 2333437), (17, 1235349), (51, 411783), (153, 137261), (317, 66249), (433, 48501), (951, 22083), (1299, 16167), (2853, 7361), (3897, 5389)]