21471042

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{269}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 44089920

約数和(自身を除く): 22618878

約数列:

[1, 2, 3, 6, 53, 106, 159, 251, 269, 318, 502, 538, 753, 807, 1506, 1614, 13303, 14257, 26606, 28514, 39909, 42771, 67519, 79818, 85542, 135038, 202557, 405114, 3578507, 7157014, 10735521, 21471042]

約数ペア:

[(1, 21471042), (2, 10735521), (3, 7157014), (6, 3578507), (53, 405114), (106, 202557), (159, 135038), (251, 85542), (269, 79818), (318, 67519), (502, 42771), (538, 39909), (753, 28514), (807, 26606), (1506, 14257), (1614, 13303)]