21074634

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:584

約数の個数: 64

約数和(自身を含む): 54067200

約数和(自身を除く): 32992566

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 127, 189, 254, 378, 381, 439, 762, 878, 889, 1143, 1317, 1778, 2286, 2634, 2667, 3073, 3429, 3951, 5334, 6146, 6858, 7902, 8001, 9219, 11853, 16002, 18438, 23706, 24003, 27657, 48006, 55314, 55753, 82971, 111506, 165942, 167259, 334518, 390271, 501777, 780542, 1003554, 1170813, 1505331, 2341626, 3010662, 3512439, 7024878, 10537317, 21074634]

約数ペア:

[(1, 21074634), (2, 10537317), (3, 7024878), (6, 3512439), (7, 3010662), (9, 2341626), (14, 1505331), (18, 1170813), (21, 1003554), (27, 780542), (42, 501777), (54, 390271), (63, 334518), (126, 167259), (127, 165942), (189, 111506), (254, 82971), (378, 55753), (381, 55314), (439, 48006), (762, 27657), (878, 24003), (889, 23706), (1143, 18438), (1317, 16002), (1778, 11853), (2286, 9219), (2634, 8001), (2667, 7902), (3073, 6858), (3429, 6146), (3951, 5334)]