2141621665

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{7417}}^1$

素因数の和:7561

約数の個数: 32

約数和(自身を含む): 2820026880

約数和(自身を除く): 678405215

約数列:

[1, 5, 17, 43, 79, 85, 215, 395, 731, 1343, 3397, 3655, 6715, 7417, 16985, 37085, 57749, 126089, 288745, 318931, 585943, 630445, 1594655, 2929715, 5421827, 9961031, 25195549, 27109135, 49805155, 125977745, 428324333, 2141621665]

約数ペア:

[(1, 2141621665), (5, 428324333), (17, 125977745), (43, 49805155), (79, 27109135), (85, 25195549), (215, 9961031), (395, 5421827), (731, 2929715), (1343, 1594655), (3397, 630445), (3655, 585943), (6715, 318931), (7417, 288745), (16985, 126089), (37085, 57749)]