21143478

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2137}}^1$

素因数の和:2256

約数の個数: 32

約数和(自身を含む): 45257184

約数和(自身を除く): 24113706

約数列:

[1, 2, 3, 6, 17, 34, 51, 97, 102, 194, 291, 582, 1649, 2137, 3298, 4274, 4947, 6411, 9894, 12822, 36329, 72658, 108987, 207289, 217974, 414578, 621867, 1243734, 3523913, 7047826, 10571739, 21143478]

約数ペア:

[(1, 21143478), (2, 10571739), (3, 7047826), (6, 3523913), (17, 1243734), (34, 621867), (51, 414578), (97, 217974), (102, 207289), (194, 108987), (291, 72658), (582, 36329), (1649, 12822), (2137, 9894), (3298, 6411), (4274, 4947)]