21032373

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 31426560

約数和(自身を除く): 10394187

約数列:

[1, 3, 19, 23, 57, 61, 69, 183, 263, 437, 789, 1159, 1311, 1403, 3477, 4209, 4997, 6049, 14991, 16043, 18147, 26657, 48129, 79971, 114931, 304817, 344793, 368989, 914451, 1106967, 7010791, 21032373]

約数ペア:

[(1, 21032373), (3, 7010791), (19, 1106967), (23, 914451), (57, 368989), (61, 344793), (69, 304817), (183, 114931), (263, 79971), (437, 48129), (789, 26657), (1159, 18147), (1311, 16043), (1403, 14991), (3477, 6049), (4209, 4997)]