21564510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:769

約数の個数: 64

約数和(自身を含む): 57106944

約数和(自身を除く): 35542434

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 101, 110, 165, 202, 303, 330, 505, 606, 647, 1010, 1111, 1294, 1515, 1941, 2222, 3030, 3235, 3333, 3882, 5555, 6470, 6666, 7117, 9705, 11110, 14234, 16665, 19410, 21351, 33330, 35585, 42702, 65347, 71170, 106755, 130694, 196041, 213510, 326735, 392082, 653470, 718817, 980205, 1437634, 1960410, 2156451, 3594085, 4312902, 7188170, 10782255, 21564510]

約数ペア:

[(1, 21564510), (2, 10782255), (3, 7188170), (5, 4312902), (6, 3594085), (10, 2156451), (11, 1960410), (15, 1437634), (22, 980205), (30, 718817), (33, 653470), (55, 392082), (66, 326735), (101, 213510), (110, 196041), (165, 130694), (202, 106755), (303, 71170), (330, 65347), (505, 42702), (606, 35585), (647, 33330), (1010, 21351), (1111, 19410), (1294, 16665), (1515, 14234), (1941, 11110), (2222, 9705), (3030, 7117), (3235, 6666), (3333, 6470), (3882, 5555)]