20211696

素因数分解:

$2^4\times 3^2\times {\mathrm{97}}^1\times {\mathrm{1447}}^1$

素因数の和:1558

約数の個数: 60

約数和(自身を含む): 57187312

約数和(自身を除く): 36975616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 97, 144, 194, 291, 388, 582, 776, 873, 1164, 1447, 1552, 1746, 2328, 2894, 3492, 4341, 4656, 5788, 6984, 8682, 11576, 13023, 13968, 17364, 23152, 26046, 34728, 52092, 69456, 104184, 140359, 208368, 280718, 421077, 561436, 842154, 1122872, 1263231, 1684308, 2245744, 2526462, 3368616, 5052924, 6737232, 10105848, 20211696]

約数ペア:

[(1, 20211696), (2, 10105848), (3, 6737232), (4, 5052924), (6, 3368616), (8, 2526462), (9, 2245744), (12, 1684308), (16, 1263231), (18, 1122872), (24, 842154), (36, 561436), (48, 421077), (72, 280718), (97, 208368), (144, 140359), (194, 104184), (291, 69456), (388, 52092), (582, 34728), (776, 26046), (873, 23152), (1164, 17364), (1447, 13968), (1552, 13023), (1746, 11576), (2328, 8682), (2894, 6984), (3492, 5788), (4341, 4656)]