21506064

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 58329600

約数和(自身を除く): 36823536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 97, 124, 149, 186, 194, 248, 291, 298, 372, 388, 447, 496, 582, 596, 744, 776, 894, 1164, 1192, 1488, 1552, 1788, 2328, 2384, 3007, 3576, 4619, 4656, 6014, 7152, 9021, 9238, 12028, 13857, 14453, 18042, 18476, 24056, 27714, 28906, 36084, 36952, 43359, 48112, 55428, 57812, 72168, 73904, 86718, 110856, 115624, 144336, 173436, 221712, 231248, 346872, 448043, 693744, 896086, 1344129, 1792172, 2688258, 3584344, 5376516, 7168688, 10753032, 21506064]

約数ペア:

[(1, 21506064), (2, 10753032), (3, 7168688), (4, 5376516), (6, 3584344), (8, 2688258), (12, 1792172), (16, 1344129), (24, 896086), (31, 693744), (48, 448043), (62, 346872), (93, 231248), (97, 221712), (124, 173436), (149, 144336), (186, 115624), (194, 110856), (248, 86718), (291, 73904), (298, 72168), (372, 57812), (388, 55428), (447, 48112), (496, 43359), (582, 36952), (596, 36084), (744, 28906), (776, 27714), (894, 24056), (1164, 18476), (1192, 18042), (1488, 14453), (1552, 13857), (1788, 12028), (2328, 9238), (2384, 9021), (3007, 7152), (3576, 6014), (4619, 4656)]