221621232

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21277}}^1$

素因数の和:21326

約数の個数: 80

約数和(自身を含む): 675448832

約数和(自身を除く): 453827600

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 21277, 42554, 63831, 85108, 127662, 148939, 170216, 255324, 297878, 340432, 446817, 510648, 595756, 659587, 893634, 1021296, 1191512, 1319174, 1787268, 1978761, 2383024, 2638348, 3574536, 3957522, 4617109, 5276696, 7149072, 7915044, 9234218, 10553392, 13851327, 15830088, 18468436, 27702654, 31660176, 36936872, 55405308, 73873744, 110810616, 221621232]

約数ペア:

[(1, 221621232), (2, 110810616), (3, 73873744), (4, 55405308), (6, 36936872), (7, 31660176), (8, 27702654), (12, 18468436), (14, 15830088), (16, 13851327), (21, 10553392), (24, 9234218), (28, 7915044), (31, 7149072), (42, 5276696), (48, 4617109), (56, 3957522), (62, 3574536), (84, 2638348), (93, 2383024), (112, 1978761), (124, 1787268), (168, 1319174), (186, 1191512), (217, 1021296), (248, 893634), (336, 659587), (372, 595756), (434, 510648), (496, 446817), (651, 340432), (744, 297878), (868, 255324), (1302, 170216), (1488, 148939), (1736, 127662), (2604, 85108), (3472, 63831), (5208, 42554), (10416, 21277)]