21340100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{12553}}^1$

素因数の和:12584

約数の個数: 36

約数和(自身を含む): 49035924

約数和(自身を除く): 27695824

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 12553, 25106, 50212, 62765, 125530, 213401, 251060, 313825, 426802, 627650, 853604, 1067005, 1255300, 2134010, 4268020, 5335025, 10670050, 21340100]

約数ペア:

[(1, 21340100), (2, 10670050), (4, 5335025), (5, 4268020), (10, 2134010), (17, 1255300), (20, 1067005), (25, 853604), (34, 627650), (50, 426802), (68, 313825), (85, 251060), (100, 213401), (170, 125530), (340, 62765), (425, 50212), (850, 25106), (1700, 12553)]