21949488

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:208

約数の個数: 160

約数和(自身を含む): 71424000

約数和(自身を除く): 49474512

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 31, 33, 36, 44, 48, 54, 62, 66, 72, 88, 93, 99, 108, 124, 132, 144, 149, 176, 186, 198, 216, 248, 264, 279, 297, 298, 341, 372, 396, 432, 447, 496, 528, 558, 594, 596, 682, 744, 792, 837, 894, 1023, 1116, 1188, 1192, 1341, 1364, 1488, 1584, 1639, 1674, 1788, 2046, 2232, 2376, 2384, 2682, 2728, 3069, 3278, 3348, 3576, 4023, 4092, 4464, 4619, 4752, 4917, 5364, 5456, 6138, 6556, 6696, 7152, 8046, 8184, 9207, 9238, 9834, 10728, 12276, 13112, 13392, 13857, 14751, 16092, 16368, 18414, 18476, 19668, 21456, 24552, 26224, 27714, 29502, 32184, 36828, 36952, 39336, 41571, 44253, 49104, 50809, 55428, 59004, 64368, 73656, 73904, 78672, 83142, 88506, 101618, 110856, 118008, 124713, 147312, 152427, 166284, 177012, 203236, 221712, 236016, 249426, 304854, 332568, 354024, 406472, 457281, 498852, 609708, 665136, 708048, 812944, 914562, 997704, 1219416, 1371843, 1829124, 1995408, 2438832, 2743686, 3658248, 5487372, 7316496, 10974744, 21949488]

約数ペア:

[(1, 21949488), (2, 10974744), (3, 7316496), (4, 5487372), (6, 3658248), (8, 2743686), (9, 2438832), (11, 1995408), (12, 1829124), (16, 1371843), (18, 1219416), (22, 997704), (24, 914562), (27, 812944), (31, 708048), (33, 665136), (36, 609708), (44, 498852), (48, 457281), (54, 406472), (62, 354024), (66, 332568), (72, 304854), (88, 249426), (93, 236016), (99, 221712), (108, 203236), (124, 177012), (132, 166284), (144, 152427), (149, 147312), (176, 124713), (186, 118008), (198, 110856), (216, 101618), (248, 88506), (264, 83142), (279, 78672), (297, 73904), (298, 73656), (341, 64368), (372, 59004), (396, 55428), (432, 50809), (447, 49104), (496, 44253), (528, 41571), (558, 39336), (594, 36952), (596, 36828), (682, 32184), (744, 29502), (792, 27714), (837, 26224), (894, 24552), (1023, 21456), (1116, 19668), (1188, 18476), (1192, 18414), (1341, 16368), (1364, 16092), (1488, 14751), (1584, 13857), (1639, 13392), (1674, 13112), (1788, 12276), (2046, 10728), (2232, 9834), (2376, 9238), (2384, 9207), (2682, 8184), (2728, 8046), (3069, 7152), (3278, 6696), (3348, 6556), (3576, 6138), (4023, 5456), (4092, 5364), (4464, 4917), (4619, 4752)]