21601878

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{14009}}^1$

素因数の和:14271

約数の個数: 16

約数和(自身を含む): 43374960

約数和(自身を除く): 21773082

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 14009, 28018, 42027, 84054, 3600313, 7200626, 10800939, 21601878]

約数ペア:

[(1, 21601878), (2, 10800939), (3, 7200626), (6, 3600313), (257, 84054), (514, 42027), (771, 28018), (1542, 14009)]