21947652

素因数分解:

$2^2\times 3^3\times {\mathrm{103}}^1\times {\mathrm{1973}}^1$

素因数の和:2089

約数の個数: 48

約数和(自身を含む): 57482880

約数和(自身を除く): 35535228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 103, 108, 206, 309, 412, 618, 927, 1236, 1854, 1973, 2781, 3708, 3946, 5562, 5919, 7892, 11124, 11838, 17757, 23676, 35514, 53271, 71028, 106542, 203219, 213084, 406438, 609657, 812876, 1219314, 1828971, 2438628, 3657942, 5486913, 7315884, 10973826, 21947652]

約数ペア:

[(1, 21947652), (2, 10973826), (3, 7315884), (4, 5486913), (6, 3657942), (9, 2438628), (12, 1828971), (18, 1219314), (27, 812876), (36, 609657), (54, 406438), (103, 213084), (108, 203219), (206, 106542), (309, 71028), (412, 53271), (618, 35514), (927, 23676), (1236, 17757), (1854, 11838), (1973, 11124), (2781, 7892), (3708, 5919), (3946, 5562)]