21738150

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 68400384

約数和(自身を除く): 46662234

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 67, 70, 75, 90, 103, 105, 126, 134, 150, 175, 201, 206, 210, 225, 309, 315, 335, 350, 402, 450, 469, 515, 525, 603, 618, 630, 670, 721, 927, 938, 1005, 1030, 1050, 1206, 1407, 1442, 1545, 1575, 1675, 1854, 2010, 2163, 2345, 2575, 2814, 3015, 3090, 3150, 3350, 3605, 4221, 4326, 4635, 4690, 5025, 5150, 6030, 6489, 6901, 7035, 7210, 7725, 8442, 9270, 10050, 10815, 11725, 12978, 13802, 14070, 15075, 15450, 18025, 20703, 21105, 21630, 23175, 23450, 30150, 32445, 34505, 35175, 36050, 41406, 42210, 46350, 48307, 54075, 62109, 64890, 69010, 70350, 96614, 103515, 105525, 108150, 124218, 144921, 162225, 172525, 207030, 211050, 241535, 289842, 310545, 324450, 345050, 434763, 483070, 517575, 621090, 724605, 869526, 1035150, 1207675, 1449210, 1552725, 2173815, 2415350, 3105450, 3623025, 4347630, 7246050, 10869075, 21738150]

約数ペア:

[(1, 21738150), (2, 10869075), (3, 7246050), (5, 4347630), (6, 3623025), (7, 3105450), (9, 2415350), (10, 2173815), (14, 1552725), (15, 1449210), (18, 1207675), (21, 1035150), (25, 869526), (30, 724605), (35, 621090), (42, 517575), (45, 483070), (50, 434763), (63, 345050), (67, 324450), (70, 310545), (75, 289842), (90, 241535), (103, 211050), (105, 207030), (126, 172525), (134, 162225), (150, 144921), (175, 124218), (201, 108150), (206, 105525), (210, 103515), (225, 96614), (309, 70350), (315, 69010), (335, 64890), (350, 62109), (402, 54075), (450, 48307), (469, 46350), (515, 42210), (525, 41406), (603, 36050), (618, 35175), (630, 34505), (670, 32445), (721, 30150), (927, 23450), (938, 23175), (1005, 21630), (1030, 21105), (1050, 20703), (1206, 18025), (1407, 15450), (1442, 15075), (1545, 14070), (1575, 13802), (1675, 12978), (1854, 11725), (2010, 10815), (2163, 10050), (2345, 9270), (2575, 8442), (2814, 7725), (3015, 7210), (3090, 7035), (3150, 6901), (3350, 6489), (3605, 6030), (4221, 5150), (4326, 5025), (4635, 4690)]