21401424

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:313

約数の個数: 120

約数和(自身を含む): 66736800

約数和(自身を除く): 45335376

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 59, 66, 72, 88, 99, 118, 132, 144, 176, 177, 198, 229, 236, 264, 354, 396, 458, 472, 528, 531, 649, 687, 708, 792, 916, 944, 1062, 1298, 1374, 1416, 1584, 1832, 1947, 2061, 2124, 2519, 2596, 2748, 2832, 3664, 3894, 4122, 4248, 5038, 5192, 5496, 5841, 7557, 7788, 8244, 8496, 10076, 10384, 10992, 11682, 13511, 15114, 15576, 16488, 20152, 22671, 23364, 27022, 30228, 31152, 32976, 40304, 40533, 45342, 46728, 54044, 60456, 81066, 90684, 93456, 108088, 120912, 121599, 148621, 162132, 181368, 216176, 243198, 297242, 324264, 362736, 445863, 486396, 594484, 648528, 891726, 972792, 1188968, 1337589, 1783452, 1945584, 2377936, 2675178, 3566904, 5350356, 7133808, 10700712, 21401424]

約数ペア:

[(1, 21401424), (2, 10700712), (3, 7133808), (4, 5350356), (6, 3566904), (8, 2675178), (9, 2377936), (11, 1945584), (12, 1783452), (16, 1337589), (18, 1188968), (22, 972792), (24, 891726), (33, 648528), (36, 594484), (44, 486396), (48, 445863), (59, 362736), (66, 324264), (72, 297242), (88, 243198), (99, 216176), (118, 181368), (132, 162132), (144, 148621), (176, 121599), (177, 120912), (198, 108088), (229, 93456), (236, 90684), (264, 81066), (354, 60456), (396, 54044), (458, 46728), (472, 45342), (528, 40533), (531, 40304), (649, 32976), (687, 31152), (708, 30228), (792, 27022), (916, 23364), (944, 22671), (1062, 20152), (1298, 16488), (1374, 15576), (1416, 15114), (1584, 13511), (1832, 11682), (1947, 10992), (2061, 10384), (2124, 10076), (2519, 8496), (2596, 8244), (2748, 7788), (2832, 7557), (3664, 5841), (3894, 5496), (4122, 5192), (4248, 5038)]