21173328

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13367}}^1$

素因数の和:13392

約数の個数: 60

約数和(自身を含む): 64647648

約数和(自身を除く): 43474320

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13367, 26734, 40101, 53468, 80202, 106936, 120303, 147037, 160404, 213872, 240606, 294074, 320808, 441111, 481212, 588148, 641616, 882222, 962424, 1176296, 1323333, 1764444, 1924848, 2352592, 2646666, 3528888, 5293332, 7057776, 10586664, 21173328]

約数ペア:

[(1, 21173328), (2, 10586664), (3, 7057776), (4, 5293332), (6, 3528888), (8, 2646666), (9, 2352592), (11, 1924848), (12, 1764444), (16, 1323333), (18, 1176296), (22, 962424), (24, 882222), (33, 641616), (36, 588148), (44, 481212), (48, 441111), (66, 320808), (72, 294074), (88, 240606), (99, 213872), (132, 160404), (144, 147037), (176, 120303), (198, 106936), (264, 80202), (396, 53468), (528, 40101), (792, 26734), (1584, 13367)]