21505646

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{1283}}^1$

素因数の和:1348

約数の個数: 24

約数和(自身を含む): 35476920

約数和(自身を除く): 13971274

約数列:

[1, 2, 17, 29, 34, 58, 289, 493, 578, 986, 1283, 2566, 8381, 16762, 21811, 37207, 43622, 74414, 370787, 632519, 741574, 1265038, 10752823, 21505646]

約数ペア:

[(1, 21505646), (2, 10752823), (17, 1265038), (29, 741574), (34, 632519), (58, 370787), (289, 74414), (493, 43622), (578, 37207), (986, 21811), (1283, 16762), (2566, 8381)]