21276032

素因数分解:

$2^7\times {\mathrm{166219}}^1$

素因数の和:166233

約数の個数: 16

約数和(自身を含む): 42386100

約数和(自身を除く): 21110068

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 166219, 332438, 664876, 1329752, 2659504, 5319008, 10638016, 21276032]

約数ペア:

[(1, 21276032), (2, 10638016), (4, 5319008), (8, 2659504), (16, 1329752), (32, 664876), (64, 332438), (128, 166219)]