21091720930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1301}}^1\times {\mathrm{231599}}^1$

素因数の和:232914

約数の個数: 32

約数和(自身を含む): 43422220800

約数和(自身を除く): 22330499870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1301, 2602, 6505, 9107, 13010, 18214, 45535, 91070, 231599, 463198, 1157995, 1621193, 2315990, 3242386, 8105965, 16211930, 301310299, 602620598, 1506551495, 2109172093, 3013102990, 4218344186, 10545860465, 21091720930]

約数ペア:

[(1, 21091720930), (2, 10545860465), (5, 4218344186), (7, 3013102990), (10, 2109172093), (14, 1506551495), (35, 602620598), (70, 301310299), (1301, 16211930), (2602, 8105965), (6505, 3242386), (9107, 2315990), (13010, 1621193), (18214, 1157995), (45535, 463198), (91070, 231599)]