21347226

素因数分解:

$2^1\times 3^4\times {\mathrm{313}}^1\times {\mathrm{421}}^1$

素因数の和:748

約数の個数: 40

約数和(自身を含む): 48100404

約数和(自身を除く): 26753178

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 313, 421, 626, 842, 939, 1263, 1878, 2526, 2817, 3789, 5634, 7578, 8451, 11367, 16902, 22734, 25353, 34101, 50706, 68202, 131773, 263546, 395319, 790638, 1185957, 2371914, 3557871, 7115742, 10673613, 21347226]

約数ペア:

[(1, 21347226), (2, 10673613), (3, 7115742), (6, 3557871), (9, 2371914), (18, 1185957), (27, 790638), (54, 395319), (81, 263546), (162, 131773), (313, 68202), (421, 50706), (626, 34101), (842, 25353), (939, 22734), (1263, 16902), (1878, 11367), (2526, 8451), (2817, 7578), (3789, 5634)]