21467464

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6863}}^1$

素因数の和:6909

約数の個数: 32

約数和(自身を含む): 44478720

約数和(自身を除く): 23011256

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 782, 1564, 3128, 6863, 13726, 27452, 54904, 116671, 157849, 233342, 315698, 466684, 631396, 933368, 1262792, 2683433, 5366866, 10733732, 21467464]

約数ペア:

[(1, 21467464), (2, 10733732), (4, 5366866), (8, 2683433), (17, 1262792), (23, 933368), (34, 631396), (46, 466684), (68, 315698), (92, 233342), (136, 157849), (184, 116671), (391, 54904), (782, 27452), (1564, 13726), (3128, 6863)]