21241572

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 58060800

約数和(自身を除く): 36819228

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 31, 33, 44, 58, 62, 66, 87, 93, 116, 124, 132, 174, 179, 186, 319, 341, 348, 358, 372, 537, 638, 682, 716, 899, 957, 1023, 1074, 1276, 1364, 1798, 1914, 1969, 2046, 2148, 2697, 3596, 3828, 3938, 4092, 5191, 5394, 5549, 5907, 7876, 9889, 10382, 10788, 11098, 11814, 15573, 16647, 19778, 20764, 22196, 23628, 29667, 31146, 33294, 39556, 57101, 59334, 61039, 62292, 66588, 114202, 118668, 122078, 160921, 171303, 183117, 228404, 244156, 321842, 342606, 366234, 482763, 643684, 685212, 732468, 965526, 1770131, 1931052, 3540262, 5310393, 7080524, 10620786, 21241572]

約数ペア:

[(1, 21241572), (2, 10620786), (3, 7080524), (4, 5310393), (6, 3540262), (11, 1931052), (12, 1770131), (22, 965526), (29, 732468), (31, 685212), (33, 643684), (44, 482763), (58, 366234), (62, 342606), (66, 321842), (87, 244156), (93, 228404), (116, 183117), (124, 171303), (132, 160921), (174, 122078), (179, 118668), (186, 114202), (319, 66588), (341, 62292), (348, 61039), (358, 59334), (372, 57101), (537, 39556), (638, 33294), (682, 31146), (716, 29667), (899, 23628), (957, 22196), (1023, 20764), (1074, 19778), (1276, 16647), (1364, 15573), (1798, 11814), (1914, 11098), (1969, 10788), (2046, 10382), (2148, 9889), (2697, 7876), (3596, 5907), (3828, 5549), (3938, 5394), (4092, 5191)]