21023748

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{25391}}^1$

素因数の和:25424

約数の個数: 36

約数和(自身を含む): 55456128

約数和(自身を除く): 34432380

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 25391, 50782, 76173, 101564, 152346, 228519, 304692, 457038, 583993, 914076, 1167986, 1751979, 2335972, 3503958, 5255937, 7007916, 10511874, 21023748]

約数ペア:

[(1, 21023748), (2, 10511874), (3, 7007916), (4, 5255937), (6, 3503958), (9, 2335972), (12, 1751979), (18, 1167986), (23, 914076), (36, 583993), (46, 457038), (69, 304692), (92, 228519), (138, 152346), (207, 101564), (276, 76173), (414, 50782), (828, 25391)]