21086030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1327}}^1$

素因数の和:1568

約数の個数: 32

約数和(自身を含む): 43600896

約数和(自身を除く): 22514866

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 227, 454, 1135, 1327, 1589, 2270, 2654, 3178, 6635, 7945, 9289, 13270, 15890, 18578, 46445, 92890, 301229, 602458, 1506145, 2108603, 3012290, 4217206, 10543015, 21086030]

約数ペア:

[(1, 21086030), (2, 10543015), (5, 4217206), (7, 3012290), (10, 2108603), (14, 1506145), (35, 602458), (70, 301229), (227, 92890), (454, 46445), (1135, 18578), (1327, 15890), (1589, 13270), (2270, 9289), (2654, 7945), (3178, 6635)]