21204042

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{13751}}^1$

素因数の和:14013

約数の個数: 16

約数和(自身を含む): 42576192

約数和(自身を除く): 21372150

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 13751, 27502, 41253, 82506, 3534007, 7068014, 10602021, 21204042]

約数ペア:

[(1, 21204042), (2, 10602021), (3, 7068014), (6, 3534007), (257, 82506), (514, 41253), (771, 27502), (1542, 13751)]