21523394

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 14401726

約数列:

[1, 2, 17, 29, 34, 58, 83, 166, 263, 493, 526, 986, 1411, 2407, 2822, 4471, 4814, 7627, 8942, 15254, 21829, 40919, 43658, 81838, 129659, 259318, 371093, 633041, 742186, 1266082, 10761697, 21523394]

約数ペア:

[(1, 21523394), (2, 10761697), (17, 1266082), (29, 742186), (34, 633041), (58, 371093), (83, 259318), (166, 129659), (263, 81838), (493, 43658), (526, 40919), (986, 21829), (1411, 15254), (2407, 8942), (2822, 7627), (4471, 4814)]