21521614

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1\times {\mathrm{367}}^1$

素因数の和:747

約数の個数: 16

約数和(自身を含む): 32788800

約数和(自身を除く): 11267186

約数列:

[1, 2, 109, 218, 269, 367, 538, 734, 29321, 40003, 58642, 80006, 98723, 197446, 10760807, 21521614]

約数ペア:

[(1, 21521614), (2, 10760807), (109, 197446), (218, 98723), (269, 80006), (367, 58642), (538, 40003), (734, 29321)]