21640212

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{54647}}^1$

素因数の和:54668

約数の個数: 36

約数和(自身を含む): 59675616

約数和(自身を除く): 38035404

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 54647, 109294, 163941, 218588, 327882, 491823, 601117, 655764, 983646, 1202234, 1803351, 1967292, 2404468, 3606702, 5410053, 7213404, 10820106, 21640212]

約数ペア:

[(1, 21640212), (2, 10820106), (3, 7213404), (4, 5410053), (6, 3606702), (9, 2404468), (11, 1967292), (12, 1803351), (18, 1202234), (22, 983646), (33, 655764), (36, 601117), (44, 491823), (66, 327882), (99, 218588), (132, 163941), (198, 109294), (396, 54647)]