21541668

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{883}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 53464320

約数和(自身を除く): 31922652

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 107, 114, 214, 228, 321, 428, 642, 883, 1284, 1766, 2033, 2649, 3532, 4066, 5298, 6099, 8132, 10596, 12198, 16777, 24396, 33554, 50331, 67108, 94481, 100662, 188962, 201324, 283443, 377924, 566886, 1133772, 1795139, 3590278, 5385417, 7180556, 10770834, 21541668]

約数ペア:

[(1, 21541668), (2, 10770834), (3, 7180556), (4, 5385417), (6, 3590278), (12, 1795139), (19, 1133772), (38, 566886), (57, 377924), (76, 283443), (107, 201324), (114, 188962), (214, 100662), (228, 94481), (321, 67108), (428, 50331), (642, 33554), (883, 24396), (1284, 16777), (1766, 12198), (2033, 10596), (2649, 8132), (3532, 6099), (4066, 5298)]