21173496

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 55296000

約数和(自身を除く): 34122504

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 149, 186, 191, 248, 298, 372, 382, 447, 573, 596, 744, 764, 894, 1146, 1192, 1528, 1788, 2292, 3576, 4584, 4619, 5921, 9238, 11842, 13857, 17763, 18476, 23684, 27714, 28459, 35526, 36952, 47368, 55428, 56918, 71052, 85377, 110856, 113836, 142104, 170754, 227672, 341508, 683016, 882229, 1764458, 2646687, 3528916, 5293374, 7057832, 10586748, 21173496]

約数ペア:

[(1, 21173496), (2, 10586748), (3, 7057832), (4, 5293374), (6, 3528916), (8, 2646687), (12, 1764458), (24, 882229), (31, 683016), (62, 341508), (93, 227672), (124, 170754), (149, 142104), (186, 113836), (191, 110856), (248, 85377), (298, 71052), (372, 56918), (382, 55428), (447, 47368), (573, 36952), (596, 35526), (744, 28459), (764, 27714), (894, 23684), (1146, 18476), (1192, 17763), (1528, 13857), (1788, 11842), (2292, 9238), (3576, 5921), (4584, 4619)]