21534690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{613}}^1\times {\mathrm{1171}}^1$

素因数の和:1794

約数の個数: 32

約数和(自身を含む): 51811776

約数和(自身を除く): 30277086

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 613, 1171, 1226, 1839, 2342, 3065, 3513, 3678, 5855, 6130, 7026, 9195, 11710, 17565, 18390, 35130, 717823, 1435646, 2153469, 3589115, 4306938, 7178230, 10767345, 21534690]

約数ペア:

[(1, 21534690), (2, 10767345), (3, 7178230), (5, 4306938), (6, 3589115), (10, 2153469), (15, 1435646), (30, 717823), (613, 35130), (1171, 18390), (1226, 17565), (1839, 11710), (2342, 9195), (3065, 7026), (3513, 6130), (3678, 5855)]