21794990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{619}}^1$

素因数の和:1136

約数の個数: 32

約数和(自身を含む): 44997120

約数和(自身を除く): 23202130

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 503, 619, 1006, 1238, 2515, 3095, 3521, 4333, 5030, 6190, 7042, 8666, 17605, 21665, 35210, 43330, 311357, 622714, 1556785, 2179499, 3113570, 4358998, 10897495, 21794990]

約数ペア:

[(1, 21794990), (2, 10897495), (5, 4358998), (7, 3113570), (10, 2179499), (14, 1556785), (35, 622714), (70, 311357), (503, 43330), (619, 35210), (1006, 21665), (1238, 17605), (2515, 8666), (3095, 7042), (3521, 6190), (4333, 5030)]