21577872

素因数分解:

$2^4\times 3^1\times {\mathrm{89}}^1\times {\mathrm{5051}}^1$

素因数の和:5151

約数の個数: 40

約数和(自身を含む): 56380320

約数和(自身を除く): 34802448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 89, 178, 267, 356, 534, 712, 1068, 1424, 2136, 4272, 5051, 10102, 15153, 20204, 30306, 40408, 60612, 80816, 121224, 242448, 449539, 899078, 1348617, 1798156, 2697234, 3596312, 5394468, 7192624, 10788936, 21577872]

約数ペア:

[(1, 21577872), (2, 10788936), (3, 7192624), (4, 5394468), (6, 3596312), (8, 2697234), (12, 1798156), (16, 1348617), (24, 899078), (48, 449539), (89, 242448), (178, 121224), (267, 80816), (356, 60612), (534, 40408), (712, 30306), (1068, 20204), (1424, 15153), (2136, 10102), (4272, 5051)]