21086694

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61657}}^1$

素因数の和:61684

約数の個数: 24

約数和(自身を含む): 48093240

約数和(自身を除く): 27006546

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 61657, 123314, 184971, 369942, 554913, 1109826, 1171483, 2342966, 3514449, 7028898, 10543347, 21086694]

約数ペア:

[(1, 21086694), (2, 10543347), (3, 7028898), (6, 3514449), (9, 2342966), (18, 1171483), (19, 1109826), (38, 554913), (57, 369942), (114, 184971), (171, 123314), (342, 61657)]