21252224

素因数分解:

$2^7\times 7^1\times {\mathrm{23719}}^1$

素因数の和:23740

約数の個数: 32

約数和(自身を含む): 48388800

約数和(自身を除く): 27136576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23719, 47438, 94876, 166033, 189752, 332066, 379504, 664132, 759008, 1328264, 1518016, 2656528, 3036032, 5313056, 10626112, 21252224]

約数ペア:

[(1, 21252224), (2, 10626112), (4, 5313056), (7, 3036032), (8, 2656528), (14, 1518016), (16, 1328264), (28, 759008), (32, 664132), (56, 379504), (64, 332066), (112, 189752), (128, 166033), (224, 94876), (448, 47438), (896, 23719)]