21400144

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2713}}^1$

素因数の和:2767

約数の個数: 40

約数和(自身を含む): 45432360

約数和(自身を除く): 24032216

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 116, 136, 232, 272, 464, 493, 986, 1972, 2713, 3944, 5426, 7888, 10852, 21704, 43408, 46121, 78677, 92242, 157354, 184484, 314708, 368968, 629416, 737936, 1258832, 1337509, 2675018, 5350036, 10700072, 21400144]

約数ペア:

[(1, 21400144), (2, 10700072), (4, 5350036), (8, 2675018), (16, 1337509), (17, 1258832), (29, 737936), (34, 629416), (58, 368968), (68, 314708), (116, 184484), (136, 157354), (232, 92242), (272, 78677), (464, 46121), (493, 43408), (986, 21704), (1972, 10852), (2713, 7888), (3944, 5426)]