21109476

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{33191}}^1$

素因数の和:33251

約数の個数: 24

約数和(自身を含む): 50186304

約数和(自身を除く): 29076828

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 33191, 66382, 99573, 132764, 199146, 398292, 1759123, 3518246, 5277369, 7036492, 10554738, 21109476]

約数ペア:

[(1, 21109476), (2, 10554738), (3, 7036492), (4, 5277369), (6, 3518246), (12, 1759123), (53, 398292), (106, 199146), (159, 132764), (212, 99573), (318, 66382), (636, 33191)]