21194866

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{601}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 39876480

約数和(自身を除く): 18681614

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 229, 458, 601, 1202, 1603, 2519, 3206, 4207, 5038, 6611, 8414, 13222, 17633, 35266, 46277, 92554, 137629, 275258, 963403, 1513919, 1926806, 3027838, 10597433, 21194866]

約数ペア:

[(1, 21194866), (2, 10597433), (7, 3027838), (11, 1926806), (14, 1513919), (22, 963403), (77, 275258), (154, 137629), (229, 92554), (458, 46277), (601, 35266), (1202, 17633), (1603, 13222), (2519, 8414), (3206, 6611), (4207, 5038)]