21806244409

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 25271009280

約数和(自身を除く): 3464764871

約数列:

[1, 23, 31, 37, 43, 47, 409, 713, 851, 989, 1081, 1147, 1333, 1457, 1591, 1739, 2021, 9407, 12679, 15133, 17587, 19223, 26381, 30659, 33511, 36593, 39997, 46483, 49321, 53909, 62651, 74777, 291617, 348059, 404501, 442129, 469123, 545197, 595913, 650719, 711251, 826589, 1134383, 1239907, 1440973, 1719871, 2318087, 10789829, 12539531, 13705999, 14966537, 16358773, 19011547, 20172289, 22048781, 25624259, 30583793, 53316001, 463962647, 507121963, 589357957, 703427239, 948097583, 21806244409]

約数ペア:

[(1, 21806244409), (23, 948097583), (31, 703427239), (37, 589357957), (43, 507121963), (47, 463962647), (409, 53316001), (713, 30583793), (851, 25624259), (989, 22048781), (1081, 20172289), (1147, 19011547), (1333, 16358773), (1457, 14966537), (1591, 13705999), (1739, 12539531), (2021, 10789829), (9407, 2318087), (12679, 1719871), (15133, 1440973), (17587, 1239907), (19223, 1134383), (26381, 826589), (30659, 711251), (33511, 650719), (36593, 595913), (39997, 545197), (46483, 469123), (49321, 442129), (53909, 404501), (62651, 348059), (74777, 291617)]