21980472

素因数分解:

$2^3\times 3^1\times {\mathrm{197}}^1\times {\mathrm{4649}}^1$

素因数の和:4855

約数の個数: 32

約数和(自身を含む): 55242000

約数和(自身を除く): 33261528

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 197, 394, 591, 788, 1182, 1576, 2364, 4649, 4728, 9298, 13947, 18596, 27894, 37192, 55788, 111576, 915853, 1831706, 2747559, 3663412, 5495118, 7326824, 10990236, 21980472]

約数ペア:

[(1, 21980472), (2, 10990236), (3, 7326824), (4, 5495118), (6, 3663412), (8, 2747559), (12, 1831706), (24, 915853), (197, 111576), (394, 55788), (591, 37192), (788, 27894), (1182, 18596), (1576, 13947), (2364, 9298), (4649, 4728)]