21130998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1913}}^1$

素因数の和:2188

約数の個数: 32

約数和(自身を含む): 48508416

約数和(自身を除く): 27377418

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 263, 526, 789, 1578, 1841, 1913, 3682, 3826, 5523, 5739, 11046, 11478, 13391, 26782, 40173, 80346, 503119, 1006238, 1509357, 3018714, 3521833, 7043666, 10565499, 21130998]

約数ペア:

[(1, 21130998), (2, 10565499), (3, 7043666), (6, 3521833), (7, 3018714), (14, 1509357), (21, 1006238), (42, 503119), (263, 80346), (526, 40173), (789, 26782), (1578, 13391), (1841, 11478), (1913, 11046), (3682, 5739), (3826, 5523)]