21605606

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1409}}^1$

素因数の和:1480

約数の個数: 32

約数和(自身を含む): 38374560

約数和(自身を除く): 16768954

約数列:

[1, 2, 11, 17, 22, 34, 41, 82, 187, 374, 451, 697, 902, 1394, 1409, 2818, 7667, 15334, 15499, 23953, 30998, 47906, 57769, 115538, 263483, 526966, 635459, 982073, 1270918, 1964146, 10802803, 21605606]

約数ペア:

[(1, 21605606), (2, 10802803), (11, 1964146), (17, 1270918), (22, 982073), (34, 635459), (41, 526966), (82, 263483), (187, 115538), (374, 57769), (451, 47906), (697, 30998), (902, 23953), (1394, 15499), (1409, 15334), (2818, 7667)]