21810813036

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{99817}}^1$

素因数の和:100094

約数の個数: 48

約数和(自身を含む): 51649825920

約数和(自身を除く): 29839012884

約数列:

[1, 2, 3, 4, 6, 12, 131, 139, 262, 278, 393, 417, 524, 556, 786, 834, 1572, 1668, 18209, 36418, 54627, 72836, 99817, 109254, 199634, 218508, 299451, 399268, 598902, 1197804, 13076027, 13874563, 26152054, 27749126, 39228081, 41623689, 52304108, 55498252, 78456162, 83247378, 156912324, 166494756, 1817567753, 3635135506, 5452703259, 7270271012, 10905406518, 21810813036]

約数ペア:

[(1, 21810813036), (2, 10905406518), (3, 7270271012), (4, 5452703259), (6, 3635135506), (12, 1817567753), (131, 166494756), (139, 156912324), (262, 83247378), (278, 78456162), (393, 55498252), (417, 52304108), (524, 41623689), (556, 39228081), (786, 27749126), (834, 26152054), (1572, 13874563), (1668, 13076027), (18209, 1197804), (36418, 598902), (54627, 399268), (72836, 299451), (99817, 218508), (109254, 199634)]