21538290310

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1303}}^1\times {\mathrm{17041}}^1$

素因数の和:18448

約数の個数: 32

約数和(自身を含む): 39200962752

約数和(自身を除く): 17662672442

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 1303, 2606, 6515, 13030, 17041, 34082, 85205, 126391, 170410, 252782, 631955, 1263910, 1652977, 3305954, 8264885, 16529770, 22204423, 44408846, 111022115, 222044230, 2153829031, 4307658062, 10769145155, 21538290310]

約数ペア:

[(1, 21538290310), (2, 10769145155), (5, 4307658062), (10, 2153829031), (97, 222044230), (194, 111022115), (485, 44408846), (970, 22204423), (1303, 16529770), (2606, 8264885), (6515, 3305954), (13030, 1652977), (17041, 1263910), (34082, 631955), (85205, 252782), (126391, 170410)]