21032452

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1931}}^1$

素因数の和:2331

約数の個数: 24

約数和(自身を含む): 42194880

約数和(自身を除く): 21162428

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1556, 1931, 2723, 3862, 5446, 7724, 10892, 13517, 27034, 54068, 751159, 1502318, 3004636, 5258113, 10516226, 21032452]

約数ペア:

[(1, 21032452), (2, 10516226), (4, 5258113), (7, 3004636), (14, 1502318), (28, 751159), (389, 54068), (778, 27034), (1556, 13517), (1931, 10892), (2723, 7724), (3862, 5446)]