21458184

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{81281}}^1$

素因数の和:81301

約数の個数: 32

約数和(自身を含む): 58523040

約数和(自身を除く): 37064856

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 81281, 162562, 243843, 325124, 487686, 650248, 894091, 975372, 1788182, 1950744, 2682273, 3576364, 5364546, 7152728, 10729092, 21458184]

約数ペア:

[(1, 21458184), (2, 10729092), (3, 7152728), (4, 5364546), (6, 3576364), (8, 2682273), (11, 1950744), (12, 1788182), (22, 975372), (24, 894091), (33, 650248), (44, 487686), (66, 325124), (88, 243843), (132, 162562), (264, 81281)]