21072186

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{2213}}^1$

素因数の和:2267

約数の個数: 36

約数和(自身を含む): 47749338

約数和(自身を除く): 26677152

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 529, 1058, 1587, 2213, 3174, 4426, 4761, 6639, 9522, 13278, 19917, 39834, 50899, 101798, 152697, 305394, 458091, 916182, 1170677, 2341354, 3512031, 7024062, 10536093, 21072186]

約数ペア:

[(1, 21072186), (2, 10536093), (3, 7024062), (6, 3512031), (9, 2341354), (18, 1170677), (23, 916182), (46, 458091), (69, 305394), (138, 152697), (207, 101798), (414, 50899), (529, 39834), (1058, 19917), (1587, 13278), (2213, 9522), (3174, 6639), (4426, 4761)]