21078406

素因数分解:

$2^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1\times {\mathrm{283}}^1$

素因数の和:675

約数の個数: 16

約数和(自身を含む): 32062464

約数和(自身を除く): 10984058

約数列:

[1, 2, 167, 223, 283, 334, 446, 566, 37241, 47261, 63109, 74482, 94522, 126218, 10539203, 21078406]

約数ペア:

[(1, 21078406), (2, 10539203), (167, 126218), (223, 94522), (283, 74482), (334, 63109), (446, 47261), (566, 37241)]