21797622

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15727}}^1$

素因数の和:15753

約数の個数: 48

約数和(自身を含む): 58885632

約数和(自身を除く): 37088010

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 15727, 31454, 47181, 94362, 110089, 141543, 172997, 220178, 283086, 330267, 345994, 518991, 660534, 990801, 1037982, 1210979, 1556973, 1981602, 2421958, 3113946, 3632937, 7265874, 10898811, 21797622]

約数ペア:

[(1, 21797622), (2, 10898811), (3, 7265874), (6, 3632937), (7, 3113946), (9, 2421958), (11, 1981602), (14, 1556973), (18, 1210979), (21, 1037982), (22, 990801), (33, 660534), (42, 518991), (63, 345994), (66, 330267), (77, 283086), (99, 220178), (126, 172997), (154, 141543), (198, 110089), (231, 94362), (462, 47181), (693, 31454), (1386, 15727)]