21909671102

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{5399}}^1$

素因数の和:5873

約数の個数: 48

約数和(自身を含む): 37102212000

約数和(自身を除く): 15192540898

約数列:

[1, 2, 11, 22, 41, 82, 121, 242, 409, 451, 818, 902, 4499, 4961, 5399, 8998, 9922, 10798, 16769, 33538, 49489, 59389, 98978, 118778, 184459, 221359, 368918, 442718, 653279, 1306558, 2029049, 2208191, 2434949, 4058098, 4416382, 4869898, 24290101, 26784439, 48580202, 53568878, 90535831, 181071662, 267191111, 534382222, 995894141, 1991788282, 10954835551, 21909671102]

約数ペア:

[(1, 21909671102), (2, 10954835551), (11, 1991788282), (22, 995894141), (41, 534382222), (82, 267191111), (121, 181071662), (242, 90535831), (409, 53568878), (451, 48580202), (818, 26784439), (902, 24290101), (4499, 4869898), (4961, 4416382), (5399, 4058098), (8998, 2434949), (9922, 2208191), (10798, 2029049), (16769, 1306558), (33538, 653279), (49489, 442718), (59389, 368918), (98978, 221359), (118778, 184459)]