21359306

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1\times {\mathrm{911}}^1$

素因数の和:1549

約数の個数: 16

約数和(自身を含む): 33816960

約数和(自身を除く): 12457654

約数列:

[1, 2, 19, 38, 617, 911, 1234, 1822, 11723, 17309, 23446, 34618, 562087, 1124174, 10679653, 21359306]

約数ペア:

[(1, 21359306), (2, 10679653), (19, 1124174), (38, 562087), (617, 34618), (911, 23446), (1234, 17309), (1822, 11723)]