21495558

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{887}}^1$

素因数の和:1476

約数の個数: 32

約数和(自身を含む): 49273344

約数和(自身を除く): 27777786

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 577, 887, 1154, 1731, 1774, 2661, 3462, 4039, 5322, 6209, 8078, 12117, 12418, 18627, 24234, 37254, 511799, 1023598, 1535397, 3070794, 3582593, 7165186, 10747779, 21495558]

約数ペア:

[(1, 21495558), (2, 10747779), (3, 7165186), (6, 3582593), (7, 3070794), (14, 1535397), (21, 1023598), (42, 511799), (577, 37254), (887, 24234), (1154, 18627), (1731, 12418), (1774, 12117), (2661, 8078), (3462, 6209), (4039, 5322)]