21468078

素因数分解:

$2^1\times 3^5\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 48711936

約数和(自身を除く): 27243858

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 163, 243, 271, 326, 486, 489, 542, 813, 978, 1467, 1626, 2439, 2934, 4401, 4878, 7317, 8802, 13203, 14634, 21951, 26406, 39609, 43902, 44173, 65853, 79218, 88346, 131706, 132519, 265038, 397557, 795114, 1192671, 2385342, 3578013, 7156026, 10734039, 21468078]

約数ペア:

[(1, 21468078), (2, 10734039), (3, 7156026), (6, 3578013), (9, 2385342), (18, 1192671), (27, 795114), (54, 397557), (81, 265038), (162, 132519), (163, 131706), (243, 88346), (271, 79218), (326, 65853), (486, 44173), (489, 43902), (542, 39609), (813, 26406), (978, 21951), (1467, 14634), (1626, 13203), (2439, 8802), (2934, 7317), (4401, 4878)]