21688164

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{10211}}^1$

素因数の和:10280

約数の個数: 36

約数和(自身を含む): 55757520

約数和(自身を除く): 34069356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 354, 531, 708, 1062, 2124, 10211, 20422, 30633, 40844, 61266, 91899, 122532, 183798, 367596, 602449, 1204898, 1807347, 2409796, 3614694, 5422041, 7229388, 10844082, 21688164]

約数ペア:

[(1, 21688164), (2, 10844082), (3, 7229388), (4, 5422041), (6, 3614694), (9, 2409796), (12, 1807347), (18, 1204898), (36, 602449), (59, 367596), (118, 183798), (177, 122532), (236, 91899), (354, 61266), (531, 40844), (708, 30633), (1062, 20422), (2124, 10211)]