21603394

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{7699}}^1$

素因数の和:7785

約数の個数: 16

約数和(自身を含む): 34372800

約数和(自身を除く): 12769406

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 7699, 15398, 177077, 354154, 469639, 939278, 10801697, 21603394]

約数ペア:

[(1, 21603394), (2, 10801697), (23, 939278), (46, 469639), (61, 354154), (122, 177077), (1403, 15398), (2806, 7699)]