21988992

素因数分解:

$2^7\times 3^1\times {\mathrm{173}}^1\times {\mathrm{331}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 58923360

約数和(自身を除く): 36934368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 173, 192, 331, 346, 384, 519, 662, 692, 993, 1038, 1324, 1384, 1986, 2076, 2648, 2768, 3972, 4152, 5296, 5536, 7944, 8304, 10592, 11072, 15888, 16608, 21184, 22144, 31776, 33216, 42368, 57263, 63552, 66432, 114526, 127104, 171789, 229052, 343578, 458104, 687156, 916208, 1374312, 1832416, 2748624, 3664832, 5497248, 7329664, 10994496, 21988992]

約数ペア:

[(1, 21988992), (2, 10994496), (3, 7329664), (4, 5497248), (6, 3664832), (8, 2748624), (12, 1832416), (16, 1374312), (24, 916208), (32, 687156), (48, 458104), (64, 343578), (96, 229052), (128, 171789), (173, 127104), (192, 114526), (331, 66432), (346, 63552), (384, 57263), (519, 42368), (662, 33216), (692, 31776), (993, 22144), (1038, 21184), (1324, 16608), (1384, 15888), (1986, 11072), (2076, 10592), (2648, 8304), (2768, 7944), (3972, 5536), (4152, 5296)]