21417722

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{953}}^1$

素因数の和:1633

約数の個数: 16

約数和(自身を含む): 34103592

約数和(自身を除く): 12685870

約数列:

[1, 2, 17, 34, 661, 953, 1322, 1906, 11237, 16201, 22474, 32402, 629933, 1259866, 10708861, 21417722]

約数ペア:

[(1, 21417722), (2, 10708861), (17, 1259866), (34, 629933), (661, 32402), (953, 22474), (1322, 16201), (1906, 11237)]