21883264

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{13151}}^1$

素因数の和:13178

約数の個数: 32

約数和(自身を含む): 46952640

約数和(自身を除く): 25069376

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 13151, 26302, 52604, 105208, 170963, 210416, 341926, 420832, 683852, 841664, 1367704, 1683328, 2735408, 5470816, 10941632, 21883264]

約数ペア:

[(1, 21883264), (2, 10941632), (4, 5470816), (8, 2735408), (13, 1683328), (16, 1367704), (26, 841664), (32, 683852), (52, 420832), (64, 341926), (104, 210416), (128, 170963), (208, 105208), (416, 52604), (832, 26302), (1664, 13151)]