21283148

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 37895424

約数和(自身を除く): 16612276

約数列:

[1, 2, 4, 151, 167, 211, 302, 334, 422, 604, 668, 844, 25217, 31861, 35237, 50434, 63722, 70474, 100868, 127444, 140948, 5320787, 10641574, 21283148]

約数ペア:

[(1, 21283148), (2, 10641574), (4, 5320787), (151, 140948), (167, 127444), (211, 100868), (302, 70474), (334, 63722), (422, 50434), (604, 35237), (668, 31861), (844, 25217)]