21735972

素因数分解:

$2^2\times 3^3\times {\mathrm{313}}^1\times {\mathrm{643}}^1$

素因数の和:969

約数の個数: 48

約数和(自身を含む): 56620480

約数和(自身を除く): 34884508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 313, 626, 643, 939, 1252, 1286, 1878, 1929, 2572, 2817, 3756, 3858, 5634, 5787, 7716, 8451, 11268, 11574, 16902, 17361, 23148, 33804, 34722, 69444, 201259, 402518, 603777, 805036, 1207554, 1811331, 2415108, 3622662, 5433993, 7245324, 10867986, 21735972]

約数ペア:

[(1, 21735972), (2, 10867986), (3, 7245324), (4, 5433993), (6, 3622662), (9, 2415108), (12, 1811331), (18, 1207554), (27, 805036), (36, 603777), (54, 402518), (108, 201259), (313, 69444), (626, 34722), (643, 33804), (939, 23148), (1252, 17361), (1286, 16902), (1878, 11574), (1929, 11268), (2572, 8451), (2817, 7716), (3756, 5787), (3858, 5634)]