21488502

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{511631}}^1$

素因数の和:511643

約数の個数: 16

約数和(自身を含む): 49116672

約数和(自身を除く): 27628170

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 511631, 1023262, 1534893, 3069786, 3581417, 7162834, 10744251, 21488502]

約数ペア:

[(1, 21488502), (2, 10744251), (3, 7162834), (6, 3581417), (7, 3069786), (14, 1534893), (21, 1023262), (42, 511631)]