21356938

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1\times {\mathrm{751}}^1$

素因数の和:1053

約数の個数: 16

約数和(自身を含む): 32757120

約数和(自身を除く): 11400182

約数列:

[1, 2, 59, 118, 241, 482, 751, 1502, 14219, 28438, 44309, 88618, 180991, 361982, 10678469, 21356938]

約数ペア:

[(1, 21356938), (2, 10678469), (59, 361982), (118, 180991), (241, 88618), (482, 44309), (751, 28438), (1502, 14219)]