21134492

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{761}}^1$

素因数の和:949

約数の個数: 24

約数和(自身を含む): 38020752

約数和(自身を除く): 16886260

約数列:

[1, 2, 4, 53, 106, 131, 212, 262, 524, 761, 1522, 3044, 6943, 13886, 27772, 40333, 80666, 99691, 161332, 199382, 398764, 5283623, 10567246, 21134492]

約数ペア:

[(1, 21134492), (2, 10567246), (4, 5283623), (53, 398764), (106, 199382), (131, 161332), (212, 99691), (262, 80666), (524, 40333), (761, 27772), (1522, 13886), (3044, 6943)]