21035434

素因数分解:

$2^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{7121}}^1$

素因数の和:7341

約数の個数: 16

約数和(自身を含む): 36236736

約数和(自身を除く): 15201302

約数列:

[1, 2, 7, 14, 211, 422, 1477, 2954, 7121, 14242, 49847, 99694, 1502531, 3005062, 10517717, 21035434]

約数ペア:

[(1, 21035434), (2, 10517717), (7, 3005062), (14, 1502531), (211, 99694), (422, 49847), (1477, 14242), (2954, 7121)]