21229888

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{4951}}^1$

素因数の和:5030

約数の個数: 28

約数和(自身を含む): 42765472

約数和(自身を除く): 21535584

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 4951, 9902, 19804, 39608, 79216, 158432, 316864, 331717, 663434, 1326868, 2653736, 5307472, 10614944, 21229888]

約数ペア:

[(1, 21229888), (2, 10614944), (4, 5307472), (8, 2653736), (16, 1326868), (32, 663434), (64, 331717), (67, 316864), (134, 158432), (268, 79216), (536, 39608), (1072, 19804), (2144, 9902), (4288, 4951)]