21253470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{101207}}^1$

素因数の和:101224

約数の個数: 32

約数和(自身を含む): 58295808

約数和(自身を除く): 37042338

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 101207, 202414, 303621, 506035, 607242, 708449, 1012070, 1416898, 1518105, 2125347, 3036210, 3542245, 4250694, 7084490, 10626735, 21253470]

約数ペア:

[(1, 21253470), (2, 10626735), (3, 7084490), (5, 4250694), (6, 3542245), (7, 3036210), (10, 2125347), (14, 1518105), (15, 1416898), (21, 1012070), (30, 708449), (35, 607242), (42, 506035), (70, 303621), (105, 202414), (210, 101207)]