21307808

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{22961}}^1$

素因数の和:23000

約数の個数: 24

約数和(自身を含む): 43398180

約数和(自身を除く): 22090372

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 22961, 45922, 91844, 183688, 367376, 665869, 734752, 1331738, 2663476, 5326952, 10653904, 21307808]

約数ペア:

[(1, 21307808), (2, 10653904), (4, 5326952), (8, 2663476), (16, 1331738), (29, 734752), (32, 665869), (58, 367376), (116, 183688), (232, 91844), (464, 45922), (928, 22961)]