21919998

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{479}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 23699202

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 263, 479, 526, 789, 958, 1437, 1578, 2874, 7627, 13891, 15254, 22881, 27782, 41673, 45762, 83346, 125977, 251954, 377931, 755862, 3653333, 7306666, 10959999, 21919998]

約数ペア:

[(1, 21919998), (2, 10959999), (3, 7306666), (6, 3653333), (29, 755862), (58, 377931), (87, 251954), (174, 125977), (263, 83346), (479, 45762), (526, 41673), (789, 27782), (958, 22881), (1437, 15254), (1578, 13891), (2874, 7627)]