21183912

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{9491}}^1$

素因数の和:9534

約数の個数: 48

約数和(自身を含む): 59230080

約数和(自身を除く): 38046168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 9491, 18982, 28473, 37964, 56946, 75928, 85419, 113892, 170838, 227784, 294221, 341676, 588442, 683352, 882663, 1176884, 1765326, 2353768, 2647989, 3530652, 5295978, 7061304, 10591956, 21183912]

約数ペア:

[(1, 21183912), (2, 10591956), (3, 7061304), (4, 5295978), (6, 3530652), (8, 2647989), (9, 2353768), (12, 1765326), (18, 1176884), (24, 882663), (31, 683352), (36, 588442), (62, 341676), (72, 294221), (93, 227784), (124, 170838), (186, 113892), (248, 85419), (279, 75928), (372, 56946), (558, 37964), (744, 28473), (1116, 18982), (2232, 9491)]