21555416

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3779}}^1$

素因数の和:3839

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 21990184

約数列:

[1, 2, 4, 8, 23, 31, 46, 62, 92, 124, 184, 248, 713, 1426, 2852, 3779, 5704, 7558, 15116, 30232, 86917, 117149, 173834, 234298, 347668, 468596, 695336, 937192, 2694427, 5388854, 10777708, 21555416]

約数ペア:

[(1, 21555416), (2, 10777708), (4, 5388854), (8, 2694427), (23, 937192), (31, 695336), (46, 468596), (62, 347668), (92, 234298), (124, 173834), (184, 117149), (248, 86917), (713, 30232), (1426, 15116), (2852, 7558), (3779, 5704)]