21040530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{100193}}^1$

素因数の和:100210

約数の個数: 32

約数和(自身を含む): 57711744

約数和(自身を除く): 36671214

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 100193, 200386, 300579, 500965, 601158, 701351, 1001930, 1402702, 1502895, 2104053, 3005790, 3506755, 4208106, 7013510, 10520265, 21040530]

約数ペア:

[(1, 21040530), (2, 10520265), (3, 7013510), (5, 4208106), (6, 3506755), (7, 3005790), (10, 2104053), (14, 1502895), (15, 1402702), (21, 1001930), (30, 701351), (35, 601158), (42, 500965), (70, 300579), (105, 200386), (210, 100193)]