21001662

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1453}}^1$

素因数の和:1545

約数の個数: 48

約数和(自身を含む): 50354928

約数和(自身を除く): 29353266

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 73, 99, 146, 198, 219, 438, 657, 803, 1314, 1453, 1606, 2409, 2906, 4359, 4818, 7227, 8718, 13077, 14454, 15983, 26154, 31966, 47949, 95898, 106069, 143847, 212138, 287694, 318207, 636414, 954621, 1166759, 1909242, 2333518, 3500277, 7000554, 10500831, 21001662]

約数ペア:

[(1, 21001662), (2, 10500831), (3, 7000554), (6, 3500277), (9, 2333518), (11, 1909242), (18, 1166759), (22, 954621), (33, 636414), (66, 318207), (73, 287694), (99, 212138), (146, 143847), (198, 106069), (219, 95898), (438, 47949), (657, 31966), (803, 26154), (1314, 15983), (1453, 14454), (1606, 13077), (2409, 8718), (2906, 7227), (4359, 4818)]