21481036210

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{555209}}^1$

素因数の和:555342

約数の個数: 32

約数和(自身を含む): 39935144880

約数和(自身を除く): 18454108670

約数列:

[1, 2, 5, 10, 53, 73, 106, 146, 265, 365, 530, 730, 3869, 7738, 19345, 38690, 555209, 1110418, 2776045, 5552090, 29426077, 40530257, 58852154, 81060514, 147130385, 202651285, 294260770, 405302570, 2148103621, 4296207242, 10740518105, 21481036210]

約数ペア:

[(1, 21481036210), (2, 10740518105), (5, 4296207242), (10, 2148103621), (53, 405302570), (73, 294260770), (106, 202651285), (146, 147130385), (265, 81060514), (365, 58852154), (530, 40530257), (730, 29426077), (3869, 5552090), (7738, 2776045), (19345, 1110418), (38690, 555209)]