21041642

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{7753}}^1$

素因数の和:7837

約数の個数: 16

約数和(自身を含む): 33497280

約数和(自身を除く): 12455638

約数列:

[1, 2, 23, 46, 59, 118, 1357, 2714, 7753, 15506, 178319, 356638, 457427, 914854, 10520821, 21041642]

約数ペア:

[(1, 21041642), (2, 10520821), (23, 914854), (46, 457427), (59, 356638), (118, 178319), (1357, 15506), (2714, 7753)]