21858906064

素因数分解:

$2^4\times {\mathrm{1153}}^1\times {\mathrm{1184893}}^1$

素因数の和:1186054

約数の個数: 20

約数和(自身を含む): 42388397956

約数和(自身を除く): 20529491892

約数列:

[1, 2, 4, 8, 16, 1153, 2306, 4612, 9224, 18448, 1184893, 2369786, 4739572, 9479144, 18958288, 1366181629, 2732363258, 5464726516, 10929453032, 21858906064]

約数ペア:

[(1, 21858906064), (2, 10929453032), (4, 5464726516), (8, 2732363258), (16, 1366181629), (1153, 18958288), (2306, 9479144), (4612, 4739572), (9224, 2369786), (18448, 1184893)]