21584718

素因数分解:

$2^1\times 3^5\times {\mathrm{23}}^1\times {\mathrm{1931}}^1$

素因数の和:1971

約数の個数: 48

約数和(自身を含む): 50633856

約数和(自身を除く): 29049138

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 243, 414, 486, 621, 1242, 1863, 1931, 3726, 3862, 5589, 5793, 11178, 11586, 17379, 34758, 44413, 52137, 88826, 104274, 133239, 156411, 266478, 312822, 399717, 469233, 799434, 938466, 1199151, 2398302, 3597453, 7194906, 10792359, 21584718]

約数ペア:

[(1, 21584718), (2, 10792359), (3, 7194906), (6, 3597453), (9, 2398302), (18, 1199151), (23, 938466), (27, 799434), (46, 469233), (54, 399717), (69, 312822), (81, 266478), (138, 156411), (162, 133239), (207, 104274), (243, 88826), (414, 52137), (486, 44413), (621, 34758), (1242, 17379), (1863, 11586), (1931, 11178), (3726, 5793), (3862, 5589)]