21998884

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{17027}}^1$

素因数の和:17067

約数の個数: 24

約数和(自身を含む): 42910560

約数和(自身を除く): 20911676

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 17027, 34054, 68108, 289459, 323513, 578918, 647026, 1157836, 1294052, 5499721, 10999442, 21998884]

約数ペア:

[(1, 21998884), (2, 10999442), (4, 5499721), (17, 1294052), (19, 1157836), (34, 647026), (38, 578918), (68, 323513), (76, 289459), (323, 68108), (646, 34054), (1292, 17027)]