21255996

素因数分解:

$2^2\times 3^1\times {\mathrm{1069}}^1\times {\mathrm{1657}}^1$

素因数の和:2733

約数の個数: 24

約数和(自身を含む): 49673680

約数和(自身を除く): 28417684

約数列:

[1, 2, 3, 4, 6, 12, 1069, 1657, 2138, 3207, 3314, 4276, 4971, 6414, 6628, 9942, 12828, 19884, 1771333, 3542666, 5313999, 7085332, 10627998, 21255996]

約数ペア:

[(1, 21255996), (2, 10627998), (3, 7085332), (4, 5313999), (6, 3542666), (12, 1771333), (1069, 19884), (1657, 12828), (2138, 9942), (3207, 6628), (3314, 6414), (4276, 4971)]