21275028

素因数分解:

$2^2\times 3^3\times {\mathrm{196991}}^1$

素因数の和:197004

約数の個数: 24

約数和(自身を含む): 55157760

約数和(自身を除く): 33882732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 196991, 393982, 590973, 787964, 1181946, 1772919, 2363892, 3545838, 5318757, 7091676, 10637514, 21275028]

約数ペア:

[(1, 21275028), (2, 10637514), (3, 7091676), (4, 5318757), (6, 3545838), (9, 2363892), (12, 1772919), (18, 1181946), (27, 787964), (36, 590973), (54, 393982), (108, 196991)]