21622144

素因数分解:

$2^7\times {\mathrm{251}}^1\times {\mathrm{673}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 43311240

約数和(自身を除く): 21689096

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 251, 502, 673, 1004, 1346, 2008, 2692, 4016, 5384, 8032, 10768, 16064, 21536, 32128, 43072, 86144, 168923, 337846, 675692, 1351384, 2702768, 5405536, 10811072, 21622144]

約数ペア:

[(1, 21622144), (2, 10811072), (4, 5405536), (8, 2702768), (16, 1351384), (32, 675692), (64, 337846), (128, 168923), (251, 86144), (502, 43072), (673, 32128), (1004, 21536), (1346, 16064), (2008, 10768), (2692, 8032), (4016, 5384)]