21952890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{81307}}^1$

素因数の和:81323

約数の個数: 32

約数和(自身を含む): 58541760

約数和(自身を除く): 36588870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 81307, 162614, 243921, 406535, 487842, 731763, 813070, 1219605, 1463526, 2195289, 2439210, 3658815, 4390578, 7317630, 10976445, 21952890]

約数ペア:

[(1, 21952890), (2, 10976445), (3, 7317630), (5, 4390578), (6, 3658815), (9, 2439210), (10, 2195289), (15, 1463526), (18, 1219605), (27, 813070), (30, 731763), (45, 487842), (54, 406535), (90, 243921), (135, 162614), (270, 81307)]