21771078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{911}}^1$

素因数の和:1492

約数の個数: 32

約数和(自身を含む): 49904640

約数和(自身を除く): 28133562

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 569, 911, 1138, 1707, 1822, 2733, 3414, 3983, 5466, 6377, 7966, 11949, 12754, 19131, 23898, 38262, 518359, 1036718, 1555077, 3110154, 3628513, 7257026, 10885539, 21771078]

約数ペア:

[(1, 21771078), (2, 10885539), (3, 7257026), (6, 3628513), (7, 3110154), (14, 1555077), (21, 1036718), (42, 518359), (569, 38262), (911, 23898), (1138, 19131), (1707, 12754), (1822, 11949), (2733, 7966), (3414, 6377), (3983, 5466)]