21558528

素因数分解:

$2^8\times 3^3\times {\mathrm{3119}}^1$

素因数の和:3144

約数の個数: 72

約数和(自身を含む): 63772800

約数和(自身を除く): 42214272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 576, 768, 864, 1152, 1728, 2304, 3119, 3456, 6238, 6912, 9357, 12476, 18714, 24952, 28071, 37428, 49904, 56142, 74856, 84213, 99808, 112284, 149712, 168426, 199616, 224568, 299424, 336852, 399232, 449136, 598848, 673704, 798464, 898272, 1197696, 1347408, 1796544, 2395392, 2694816, 3593088, 5389632, 7186176, 10779264, 21558528]

約数ペア:

[(1, 21558528), (2, 10779264), (3, 7186176), (4, 5389632), (6, 3593088), (8, 2694816), (9, 2395392), (12, 1796544), (16, 1347408), (18, 1197696), (24, 898272), (27, 798464), (32, 673704), (36, 598848), (48, 449136), (54, 399232), (64, 336852), (72, 299424), (96, 224568), (108, 199616), (128, 168426), (144, 149712), (192, 112284), (216, 99808), (256, 84213), (288, 74856), (384, 56142), (432, 49904), (576, 37428), (768, 28071), (864, 24952), (1152, 18714), (1728, 12476), (2304, 9357), (3119, 6912), (3456, 6238)]