21841401

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{457}}^1$

素因数の和:728

約数の個数: 16

約数和(自身を含む): 29678400

約数和(自身を除く): 7836999

約数列:

[1, 3, 89, 179, 267, 457, 537, 1371, 15931, 40673, 47793, 81803, 122019, 245409, 7280467, 21841401]

約数ペア:

[(1, 21841401), (3, 7280467), (89, 245409), (179, 122019), (267, 81803), (457, 47793), (537, 40673), (1371, 15931)]