21988854

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^2\times {\mathrm{1409}}^1$

素因数の和:1454

約数の個数: 48

約数和(自身を含む): 51944400

約数和(自身を除く): 29955546

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 289, 306, 459, 578, 867, 918, 1409, 1734, 2601, 2818, 4227, 5202, 7803, 8454, 12681, 15606, 23953, 25362, 38043, 47906, 71859, 76086, 143718, 215577, 407201, 431154, 646731, 814402, 1221603, 1293462, 2443206, 3664809, 7329618, 10994427, 21988854]

約数ペア:

[(1, 21988854), (2, 10994427), (3, 7329618), (6, 3664809), (9, 2443206), (17, 1293462), (18, 1221603), (27, 814402), (34, 646731), (51, 431154), (54, 407201), (102, 215577), (153, 143718), (289, 76086), (306, 71859), (459, 47906), (578, 38043), (867, 25362), (918, 23953), (1409, 15606), (1734, 12681), (2601, 8454), (2818, 7803), (4227, 5202)]