21032418

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7411}}^1$

素因数の和:7470

約数の個数: 32

約数和(自身を含む): 46962432

約数和(自身を除く): 25930014

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 258, 473, 946, 1419, 2838, 7411, 14822, 22233, 44466, 81521, 163042, 244563, 318673, 489126, 637346, 956019, 1912038, 3505403, 7010806, 10516209, 21032418]

約数ペア:

[(1, 21032418), (2, 10516209), (3, 7010806), (6, 3505403), (11, 1912038), (22, 956019), (33, 637346), (43, 489126), (66, 318673), (86, 244563), (129, 163042), (258, 81521), (473, 44466), (946, 22233), (1419, 14822), (2838, 7411)]