21706454

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2389}}^1$

素因数の和:2468

約数の個数: 32

約数和(自身を含む): 41299200

約数和(自身を除く): 19592746

約数列:

[1, 2, 7, 11, 14, 22, 59, 77, 118, 154, 413, 649, 826, 1298, 2389, 4543, 4778, 9086, 16723, 26279, 33446, 52558, 140951, 183953, 281902, 367906, 986657, 1550461, 1973314, 3100922, 10853227, 21706454]

約数ペア:

[(1, 21706454), (2, 10853227), (7, 3100922), (11, 1973314), (14, 1550461), (22, 986657), (59, 367906), (77, 281902), (118, 183953), (154, 140951), (413, 52558), (649, 33446), (826, 26279), (1298, 16723), (2389, 9086), (4543, 4778)]