21589702976

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{4261}}^1\times {\mathrm{4657}}^1$

素因数の和:8947

約数の個数: 56

約数和(自身を含む): 45382577256

約数和(自身を除く): 23792874280

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 4261, 4657, 8522, 9314, 17044, 18628, 34088, 37256, 68176, 72437, 74512, 79169, 136352, 144874, 149024, 158338, 272704, 289748, 298048, 316676, 579496, 633352, 1158992, 1266704, 2317984, 2533408, 4635968, 5066816, 19843477, 39686954, 79373908, 158747816, 317495632, 337339109, 634991264, 674678218, 1269982528, 1349356436, 2698712872, 5397425744, 10794851488, 21589702976]

約数ペア:

[(1, 21589702976), (2, 10794851488), (4, 5397425744), (8, 2698712872), (16, 1349356436), (17, 1269982528), (32, 674678218), (34, 634991264), (64, 337339109), (68, 317495632), (136, 158747816), (272, 79373908), (544, 39686954), (1088, 19843477), (4261, 5066816), (4657, 4635968), (8522, 2533408), (9314, 2317984), (17044, 1266704), (18628, 1158992), (34088, 633352), (37256, 579496), (68176, 316676), (72437, 298048), (74512, 289748), (79169, 272704), (136352, 158338), (144874, 149024)]