21458196

素因数分解:

$2^2\times 3^4\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:762

約数の個数: 60

約数和(自身を含む): 56728672

約数和(自身を除く): 35270476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 103, 108, 162, 206, 309, 324, 412, 618, 643, 927, 1236, 1286, 1854, 1929, 2572, 2781, 3708, 3858, 5562, 5787, 7716, 8343, 11124, 11574, 16686, 17361, 23148, 33372, 34722, 52083, 66229, 69444, 104166, 132458, 198687, 208332, 264916, 397374, 596061, 794748, 1192122, 1788183, 2384244, 3576366, 5364549, 7152732, 10729098, 21458196]

約数ペア:

[(1, 21458196), (2, 10729098), (3, 7152732), (4, 5364549), (6, 3576366), (9, 2384244), (12, 1788183), (18, 1192122), (27, 794748), (36, 596061), (54, 397374), (81, 264916), (103, 208332), (108, 198687), (162, 132458), (206, 104166), (309, 69444), (324, 66229), (412, 52083), (618, 34722), (643, 33372), (927, 23148), (1236, 17361), (1286, 16686), (1854, 11574), (1929, 11124), (2572, 8343), (2781, 7716), (3708, 5787), (3858, 5562)]