21474304

素因数分解:

$2^{10}\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:400

約数の個数: 44

約数和(自身を含む): 43707544

約数和(自身を除く): 22233240

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 256, 268, 313, 512, 536, 626, 1024, 1072, 1252, 2144, 2504, 4288, 5008, 8576, 10016, 17152, 20032, 20971, 34304, 40064, 41942, 68608, 80128, 83884, 160256, 167768, 320512, 335536, 671072, 1342144, 2684288, 5368576, 10737152, 21474304]

約数ペア:

[(1, 21474304), (2, 10737152), (4, 5368576), (8, 2684288), (16, 1342144), (32, 671072), (64, 335536), (67, 320512), (128, 167768), (134, 160256), (256, 83884), (268, 80128), (313, 68608), (512, 41942), (536, 40064), (626, 34304), (1024, 20971), (1072, 20032), (1252, 17152), (2144, 10016), (2504, 8576), (4288, 5008)]