21685896

素因数分解:

$2^3\times 3^2\times {\mathrm{173}}^1\times {\mathrm{1741}}^1$

素因数の和:1926

約数の個数: 48

約数和(自身を含む): 59106060

約数和(自身を除く): 37420164

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 173, 346, 519, 692, 1038, 1384, 1557, 1741, 2076, 3114, 3482, 4152, 5223, 6228, 6964, 10446, 12456, 13928, 15669, 20892, 31338, 41784, 62676, 125352, 301193, 602386, 903579, 1204772, 1807158, 2409544, 2710737, 3614316, 5421474, 7228632, 10842948, 21685896]

約数ペア:

[(1, 21685896), (2, 10842948), (3, 7228632), (4, 5421474), (6, 3614316), (8, 2710737), (9, 2409544), (12, 1807158), (18, 1204772), (24, 903579), (36, 602386), (72, 301193), (173, 125352), (346, 62676), (519, 41784), (692, 31338), (1038, 20892), (1384, 15669), (1557, 13928), (1741, 12456), (2076, 10446), (3114, 6964), (3482, 6228), (4152, 5223)]