21204032

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19489}}^1$

素因数の和:19518

約数の個数: 28

約数和(自身を含む): 44554140

約数和(自身を除く): 23350108

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19489, 38978, 77956, 155912, 311824, 331313, 623648, 662626, 1247296, 1325252, 2650504, 5301008, 10602016, 21204032]

約数ペア:

[(1, 21204032), (2, 10602016), (4, 5301008), (8, 2650504), (16, 1325252), (17, 1247296), (32, 662626), (34, 623648), (64, 331313), (68, 311824), (136, 155912), (272, 77956), (544, 38978), (1088, 19489)]