21886722

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{773}}^1$

素因数の和:816

約数の個数: 72

約数和(自身を含む): 56206332

約数和(自身を除く): 34319610

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 121, 143, 198, 234, 242, 286, 363, 429, 726, 773, 858, 1089, 1287, 1546, 1573, 2178, 2319, 2574, 3146, 4638, 4719, 6957, 8503, 9438, 10049, 13914, 14157, 17006, 20098, 25509, 28314, 30147, 51018, 60294, 76527, 90441, 93533, 110539, 153054, 180882, 187066, 221078, 280599, 331617, 561198, 663234, 841797, 994851, 1215929, 1683594, 1989702, 2431858, 3647787, 7295574, 10943361, 21886722]

約数ペア:

[(1, 21886722), (2, 10943361), (3, 7295574), (6, 3647787), (9, 2431858), (11, 1989702), (13, 1683594), (18, 1215929), (22, 994851), (26, 841797), (33, 663234), (39, 561198), (66, 331617), (78, 280599), (99, 221078), (117, 187066), (121, 180882), (143, 153054), (198, 110539), (234, 93533), (242, 90441), (286, 76527), (363, 60294), (429, 51018), (726, 30147), (773, 28314), (858, 25509), (1089, 20098), (1287, 17006), (1546, 14157), (1573, 13914), (2178, 10049), (2319, 9438), (2574, 8503), (3146, 6957), (4638, 4719)]