21084399

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14551}}^1$

素因数の和:14587

約数の個数: 24

約数和(自身を含む): 36321792

約数和(自身を除く): 15237393

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 14551, 43653, 101857, 130959, 305571, 334673, 916713, 1004019, 2342711, 3012057, 7028133, 21084399]

約数ペア:

[(1, 21084399), (3, 7028133), (7, 3012057), (9, 2342711), (21, 1004019), (23, 916713), (63, 334673), (69, 305571), (161, 130959), (207, 101857), (483, 43653), (1449, 14551)]