21462364

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4099}}^1$

素因数の和:4138

約数の個数: 48

約数和(自身を含む): 49593600

約数和(自身を除く): 28131236

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 748, 1309, 2618, 4099, 5236, 8198, 16396, 28693, 45089, 57386, 69683, 90178, 114772, 139366, 180356, 278732, 315623, 487781, 631246, 766513, 975562, 1262492, 1533026, 1951124, 3066052, 5365591, 10731182, 21462364]

約数ペア:

[(1, 21462364), (2, 10731182), (4, 5365591), (7, 3066052), (11, 1951124), (14, 1533026), (17, 1262492), (22, 975562), (28, 766513), (34, 631246), (44, 487781), (68, 315623), (77, 278732), (119, 180356), (154, 139366), (187, 114772), (238, 90178), (308, 69683), (374, 57386), (476, 45089), (748, 28693), (1309, 16396), (2618, 8198), (4099, 5236)]