21410463

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^2$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 31146768

約数和(自身を除く): 9736305

約数列:

[1, 3, 17, 51, 53, 89, 159, 267, 901, 1513, 2703, 4539, 4717, 7921, 14151, 23763, 80189, 134657, 240567, 403971, 419813, 1259439, 7136821, 21410463]

約数ペア:

[(1, 21410463), (3, 7136821), (17, 1259439), (51, 419813), (53, 403971), (89, 240567), (159, 134657), (267, 80189), (901, 23763), (1513, 14151), (2703, 7921), (4539, 4717)]