21040356

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{6067}}^1$

素因数の和:6108

約数の個数: 36

約数和(自身を含む): 52160528

約数和(自身を除く): 31120172

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 289, 578, 867, 1156, 1734, 3468, 6067, 12134, 18201, 24268, 36402, 72804, 103139, 206278, 309417, 412556, 618834, 1237668, 1753363, 3506726, 5260089, 7013452, 10520178, 21040356]

約数ペア:

[(1, 21040356), (2, 10520178), (3, 7013452), (4, 5260089), (6, 3506726), (12, 1753363), (17, 1237668), (34, 618834), (51, 412556), (68, 309417), (102, 206278), (204, 103139), (289, 72804), (578, 36402), (867, 24268), (1156, 18201), (1734, 12134), (3468, 6067)]