21045828

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{76253}}^1$

素因数の和:76283

約数の個数: 24

約数和(自身を含む): 51242688

約数和(自身を除く): 30196860

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 76253, 152506, 228759, 305012, 457518, 915036, 1753819, 3507638, 5261457, 7015276, 10522914, 21045828]

約数ペア:

[(1, 21045828), (2, 10522914), (3, 7015276), (4, 5261457), (6, 3507638), (12, 1753819), (23, 915036), (46, 457518), (69, 305012), (92, 228759), (138, 152506), (276, 76253)]