21997696

素因数分解:

$2^7\times 7^1\times {\mathrm{24551}}^1$

素因数の和:24572

約数の個数: 32

約数和(自身を含む): 50086080

約数和(自身を除く): 28088384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 24551, 49102, 98204, 171857, 196408, 343714, 392816, 687428, 785632, 1374856, 1571264, 2749712, 3142528, 5499424, 10998848, 21997696]

約数ペア:

[(1, 21997696), (2, 10998848), (4, 5499424), (7, 3142528), (8, 2749712), (14, 1571264), (16, 1374856), (28, 785632), (32, 687428), (56, 392816), (64, 343714), (112, 196408), (128, 171857), (224, 98204), (448, 49102), (896, 24551)]