21943978

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{2963}}^1$

素因数の和:3018

約数の個数: 24

約数和(自身を含む): 39338208

約数和(自身を除く): 17394230

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 529, 1058, 2963, 3703, 5926, 7406, 20741, 41482, 68149, 136298, 477043, 954086, 1567427, 3134854, 10971989, 21943978]

約数ペア:

[(1, 21943978), (2, 10971989), (7, 3134854), (14, 1567427), (23, 954086), (46, 477043), (161, 136298), (322, 68149), (529, 41482), (1058, 20741), (2963, 7406), (3703, 5926)]