21186998

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89021}}^1$

素因数の和:89047

約数の個数: 16

約数和(自身を含む): 38457504

約数和(自身を除く): 17270506

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 89021, 178042, 623147, 1246294, 1513357, 3026714, 10593499, 21186998]

約数ペア:

[(1, 21186998), (2, 10593499), (7, 3026714), (14, 1513357), (17, 1246294), (34, 623147), (119, 178042), (238, 89021)]