21682092208

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1439}}^1\times {\mathrm{4639}}^1$

素因数の和:6122

約数の個数: 80

約数和(自身を含む): 49711104000

約数和(自身を除く): 28029011792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1439, 1624, 2878, 3248, 4639, 5756, 9278, 10073, 11512, 18556, 20146, 23024, 32473, 37112, 40292, 41731, 64946, 74224, 80584, 83462, 129892, 134531, 161168, 166924, 259784, 269062, 292117, 333848, 519568, 538124, 584234, 667696, 941717, 1076248, 1168468, 1883434, 2152496, 2336936, 3766868, 4673872, 6675521, 7533736, 13351042, 15067472, 26702084, 46728647, 53404168, 93457294, 106808336, 186914588, 193590109, 373829176, 387180218, 747658352, 774360436, 1355130763, 1548720872, 2710261526, 3097441744, 5420523052, 10841046104, 21682092208]

約数ペア:

[(1, 21682092208), (2, 10841046104), (4, 5420523052), (7, 3097441744), (8, 2710261526), (14, 1548720872), (16, 1355130763), (28, 774360436), (29, 747658352), (56, 387180218), (58, 373829176), (112, 193590109), (116, 186914588), (203, 106808336), (232, 93457294), (406, 53404168), (464, 46728647), (812, 26702084), (1439, 15067472), (1624, 13351042), (2878, 7533736), (3248, 6675521), (4639, 4673872), (5756, 3766868), (9278, 2336936), (10073, 2152496), (11512, 1883434), (18556, 1168468), (20146, 1076248), (23024, 941717), (32473, 667696), (37112, 584234), (40292, 538124), (41731, 519568), (64946, 333848), (74224, 292117), (80584, 269062), (83462, 259784), (129892, 166924), (134531, 161168)]