21189366

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1039}}^1$

素因数の和:1161

約数の個数: 48

約数和(自身を含む): 50618880

約数和(自身を除く): 29429514

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 103, 198, 206, 309, 618, 927, 1039, 1133, 1854, 2078, 2266, 3117, 3399, 6234, 6798, 9351, 10197, 11429, 18702, 20394, 22858, 34287, 68574, 102861, 107017, 205722, 214034, 321051, 642102, 963153, 1177187, 1926306, 2354374, 3531561, 7063122, 10594683, 21189366]

約数ペア:

[(1, 21189366), (2, 10594683), (3, 7063122), (6, 3531561), (9, 2354374), (11, 1926306), (18, 1177187), (22, 963153), (33, 642102), (66, 321051), (99, 214034), (103, 205722), (198, 107017), (206, 102861), (309, 68574), (618, 34287), (927, 22858), (1039, 20394), (1133, 18702), (1854, 11429), (2078, 10197), (2266, 9351), (3117, 6798), (3399, 6234)]