21255144

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{30539}}^1$

素因数の和:30577

約数の個数: 32

約数和(自身を含む): 54972000

約数和(自身を除く): 33716856

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 174, 232, 348, 696, 30539, 61078, 91617, 122156, 183234, 244312, 366468, 732936, 885631, 1771262, 2656893, 3542524, 5313786, 7085048, 10627572, 21255144]

約数ペア:

[(1, 21255144), (2, 10627572), (3, 7085048), (4, 5313786), (6, 3542524), (8, 2656893), (12, 1771262), (24, 885631), (29, 732936), (58, 366468), (87, 244312), (116, 183234), (174, 122156), (232, 91617), (348, 61078), (696, 30539)]