21330210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{593}}^1$

素因数の和:723

約数の個数: 64

約数和(自身を含む): 56453760

約数和(自身を除く): 35123550

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 109, 110, 165, 218, 327, 330, 545, 593, 654, 1090, 1186, 1199, 1635, 1779, 2398, 2965, 3270, 3558, 3597, 5930, 5995, 6523, 7194, 8895, 11990, 13046, 17790, 17985, 19569, 32615, 35970, 39138, 64637, 65230, 97845, 129274, 193911, 195690, 323185, 387822, 646370, 711007, 969555, 1422014, 1939110, 2133021, 3555035, 4266042, 7110070, 10665105, 21330210]

約数ペア:

[(1, 21330210), (2, 10665105), (3, 7110070), (5, 4266042), (6, 3555035), (10, 2133021), (11, 1939110), (15, 1422014), (22, 969555), (30, 711007), (33, 646370), (55, 387822), (66, 323185), (109, 195690), (110, 193911), (165, 129274), (218, 97845), (327, 65230), (330, 64637), (545, 39138), (593, 35970), (654, 32615), (1090, 19569), (1186, 17985), (1199, 17790), (1635, 13046), (1779, 11990), (2398, 8895), (2965, 7194), (3270, 6523), (3558, 5995), (3597, 5930)]