21948574705

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{563}}^1\times {\mathrm{569}}^1$

素因数の和:1401

約数の個数: 32

約数和(自身を含む): 26942595840

約数和(自身を除く): 4994021135

約数列:

[1, 5, 71, 193, 355, 563, 569, 965, 2815, 2845, 13703, 39973, 40399, 68515, 108659, 109817, 199865, 201995, 320347, 543295, 549085, 1601735, 7714789, 7797007, 22744637, 38573945, 38985035, 61826971, 113723185, 309134855, 4389714941, 21948574705]

約数ペア:

[(1, 21948574705), (5, 4389714941), (71, 309134855), (193, 113723185), (355, 61826971), (563, 38985035), (569, 38573945), (965, 22744637), (2815, 7797007), (2845, 7714789), (13703, 1601735), (39973, 549085), (40399, 543295), (68515, 320347), (108659, 201995), (109817, 199865)]