2021189744

素因数分解:

$2^4\times 7^1\times {\mathrm{18046337}}^1$

素因数の和:18046352

約数の個数: 20

約数和(自身を含む): 4475491824

約数和(自身を除く): 2454302080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 18046337, 36092674, 72185348, 126324359, 144370696, 252648718, 288741392, 505297436, 1010594872, 2021189744]

約数ペア:

[(1, 2021189744), (2, 1010594872), (4, 505297436), (7, 288741392), (8, 252648718), (14, 144370696), (16, 126324359), (28, 72185348), (56, 36092674), (112, 18046337)]