21106402

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{2399}}^1$

素因数の和:2537

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 11552798

約数列:

[1, 2, 53, 83, 106, 166, 2399, 4399, 4798, 8798, 127147, 199117, 254294, 398234, 10553201, 21106402]

約数ペア:

[(1, 21106402), (2, 10553201), (53, 398234), (83, 254294), (106, 199117), (166, 127147), (2399, 8798), (4399, 4798)]