21738942

素因数分解:

$2^1\times 3^4\times {\mathrm{134191}}^1$

素因数の和:134205

約数の個数: 20

約数和(自身を含む): 48711696

約数和(自身を除く): 26972754

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 134191, 268382, 402573, 805146, 1207719, 2415438, 3623157, 7246314, 10869471, 21738942]

約数ペア:

[(1, 21738942), (2, 10869471), (3, 7246314), (6, 3623157), (9, 2415438), (18, 1207719), (27, 805146), (54, 402573), (81, 268382), (162, 134191)]