21968896

素因数分解:

$2^{11}\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 46584720

約数和(自身を除く): 24615824

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 631, 1024, 1088, 1262, 2048, 2176, 2524, 4352, 5048, 8704, 10096, 10727, 17408, 20192, 21454, 34816, 40384, 42908, 80768, 85816, 161536, 171632, 323072, 343264, 646144, 686528, 1292288, 1373056, 2746112, 5492224, 10984448, 21968896]

約数ペア:

[(1, 21968896), (2, 10984448), (4, 5492224), (8, 2746112), (16, 1373056), (17, 1292288), (32, 686528), (34, 646144), (64, 343264), (68, 323072), (128, 171632), (136, 161536), (256, 85816), (272, 80768), (512, 42908), (544, 40384), (631, 34816), (1024, 21454), (1088, 20192), (1262, 17408), (2048, 10727), (2176, 10096), (2524, 8704), (4352, 5048)]