21195504

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13381}}^1$

素因数の和:13406

約数の個数: 60

約数和(自身を含む): 64715352

約数和(自身を除く): 43519848

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, 13381, 26762, 40143, 53524, 80286, 107048, 120429, 147191, 160572, 214096, 240858, 294382, 321144, 441573, 481716, 588764, 642288, 883146, 963432, 1177528, 1324719, 1766292, 1926864, 2355056, 2649438, 3532584, 5298876, 7065168, 10597752, 21195504]

約数ペア:

[(1, 21195504), (2, 10597752), (3, 7065168), (4, 5298876), (6, 3532584), (8, 2649438), (9, 2355056), (11, 1926864), (12, 1766292), (16, 1324719), (18, 1177528), (22, 963432), (24, 883146), (33, 642288), (36, 588764), (44, 481716), (48, 441573), (66, 321144), (72, 294382), (88, 240858), (99, 214096), (132, 160572), (144, 147191), (176, 120429), (198, 107048), (264, 80286), (396, 53524), (528, 40143), (792, 26762), (1584, 13381)]