21275474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 36167040

約数和(自身を除く): 14891566

約数列:

[1, 2, 11, 22, 41, 82, 103, 206, 229, 451, 458, 902, 1133, 2266, 2519, 4223, 5038, 8446, 9389, 18778, 23587, 46453, 47174, 92906, 103279, 206558, 259457, 518914, 967067, 1934134, 10637737, 21275474]

約数ペア:

[(1, 21275474), (2, 10637737), (11, 1934134), (22, 967067), (41, 518914), (82, 259457), (103, 206558), (206, 103279), (229, 92906), (451, 47174), (458, 46453), (902, 23587), (1133, 18778), (2266, 9389), (2519, 8446), (4223, 5038)]