21326070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1109}}^1$

素因数の和:1760

約数の個数: 32

約数和(自身を含む): 51308640

約数和(自身を除く): 29982570

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 641, 1109, 1282, 1923, 2218, 3205, 3327, 3846, 5545, 6410, 6654, 9615, 11090, 16635, 19230, 33270, 710869, 1421738, 2132607, 3554345, 4265214, 7108690, 10663035, 21326070]

約数ペア:

[(1, 21326070), (2, 10663035), (3, 7108690), (5, 4265214), (6, 3554345), (10, 2132607), (15, 1421738), (30, 710869), (641, 33270), (1109, 19230), (1282, 16635), (1923, 11090), (2218, 9615), (3205, 6654), (3327, 6410), (3846, 5545)]