21316050

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 144

約数和(自身を含む): 67084992

約数和(自身を除く): 45768942

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, 101, 105, 126, 134, 150, 175, 201, 202, 210, 225, 303, 315, 335, 350, 402, 450, 469, 505, 525, 603, 606, 630, 670, 707, 909, 938, 1005, 1010, 1050, 1206, 1407, 1414, 1515, 1575, 1675, 1818, 2010, 2121, 2345, 2525, 2814, 3015, 3030, 3150, 3350, 3535, 4221, 4242, 4545, 4690, 5025, 5050, 6030, 6363, 6767, 7035, 7070, 7575, 8442, 9090, 10050, 10605, 11725, 12726, 13534, 14070, 15075, 15150, 17675, 20301, 21105, 21210, 22725, 23450, 30150, 31815, 33835, 35175, 35350, 40602, 42210, 45450, 47369, 53025, 60903, 63630, 67670, 70350, 94738, 101505, 105525, 106050, 121806, 142107, 159075, 169175, 203010, 211050, 236845, 284214, 304515, 318150, 338350, 426321, 473690, 507525, 609030, 710535, 852642, 1015050, 1184225, 1421070, 1522575, 2131605, 2368450, 3045150, 3552675, 4263210, 7105350, 10658025, 21316050]

約数ペア:

[(1, 21316050), (2, 10658025), (3, 7105350), (5, 4263210), (6, 3552675), (7, 3045150), (9, 2368450), (10, 2131605), (14, 1522575), (15, 1421070), (18, 1184225), (21, 1015050), (25, 852642), (30, 710535), (35, 609030), (42, 507525), (45, 473690), (50, 426321), (63, 338350), (67, 318150), (70, 304515), (75, 284214), (90, 236845), (101, 211050), (105, 203010), (126, 169175), (134, 159075), (150, 142107), (175, 121806), (201, 106050), (202, 105525), (210, 101505), (225, 94738), (303, 70350), (315, 67670), (335, 63630), (350, 60903), (402, 53025), (450, 47369), (469, 45450), (505, 42210), (525, 40602), (603, 35350), (606, 35175), (630, 33835), (670, 31815), (707, 30150), (909, 23450), (938, 22725), (1005, 21210), (1010, 21105), (1050, 20301), (1206, 17675), (1407, 15150), (1414, 15075), (1515, 14070), (1575, 13534), (1675, 12726), (1818, 11725), (2010, 10605), (2121, 10050), (2345, 9090), (2525, 8442), (2814, 7575), (3015, 7070), (3030, 7035), (3150, 6767), (3350, 6363), (3535, 6030), (4221, 5050), (4242, 5025), (4545, 4690)]