21388884

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5227}}^1$

素因数の和:5276

約数の個数: 48

約数和(自身を含む): 56211456

約数和(自身を除く): 34822572

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 93, 124, 132, 186, 341, 372, 682, 1023, 1364, 2046, 4092, 5227, 10454, 15681, 20908, 31362, 57497, 62724, 114994, 162037, 172491, 229988, 324074, 344982, 486111, 648148, 689964, 972222, 1782407, 1944444, 3564814, 5347221, 7129628, 10694442, 21388884]

約数ペア:

[(1, 21388884), (2, 10694442), (3, 7129628), (4, 5347221), (6, 3564814), (11, 1944444), (12, 1782407), (22, 972222), (31, 689964), (33, 648148), (44, 486111), (62, 344982), (66, 324074), (93, 229988), (124, 172491), (132, 162037), (186, 114994), (341, 62724), (372, 57497), (682, 31362), (1023, 20908), (1364, 15681), (2046, 10454), (4092, 5227)]