21329407

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{683}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 24820992

約数和(自身を除く): 3491585

約数列:

[1, 11, 17, 167, 187, 683, 1837, 2839, 7513, 11611, 31229, 114061, 127721, 1254671, 1939037, 21329407]

約数ペア:

[(1, 21329407), (11, 1939037), (17, 1254671), (167, 127721), (187, 114061), (683, 31229), (1837, 11611), (2839, 7513)]