21605148

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{113}}^2$

素因数の和:283

約数の個数: 54

約数和(自身を含む): 56272944

約数和(自身を除く): 34667796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 113, 141, 188, 226, 282, 339, 423, 452, 564, 678, 846, 1017, 1356, 1692, 2034, 4068, 5311, 10622, 12769, 15933, 21244, 25538, 31866, 38307, 47799, 51076, 63732, 76614, 95598, 114921, 153228, 191196, 229842, 459684, 600143, 1200286, 1800429, 2400572, 3600858, 5401287, 7201716, 10802574, 21605148]

約数ペア:

[(1, 21605148), (2, 10802574), (3, 7201716), (4, 5401287), (6, 3600858), (9, 2400572), (12, 1800429), (18, 1200286), (36, 600143), (47, 459684), (94, 229842), (113, 191196), (141, 153228), (188, 114921), (226, 95598), (282, 76614), (339, 63732), (423, 51076), (452, 47799), (564, 38307), (678, 31866), (846, 25538), (1017, 21244), (1356, 15933), (1692, 12769), (2034, 10622), (4068, 5311)]