21458297949

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{619}}^1\times {\mathrm{6691}}^1$

素因数の和:7481

約数の個数: 32

約数和(自身を含む): 31466319360

約数和(自身を除く): 10008021411

約数列:

[1, 3, 11, 33, 157, 471, 619, 1727, 1857, 5181, 6691, 6809, 20073, 20427, 73601, 97183, 220803, 291549, 1050487, 1069013, 3151461, 3207039, 4141729, 11555357, 12425187, 34666071, 45559019, 136677057, 650251453, 1950754359, 7152765983, 21458297949]

約数ペア:

[(1, 21458297949), (3, 7152765983), (11, 1950754359), (33, 650251453), (157, 136677057), (471, 45559019), (619, 34666071), (1727, 12425187), (1857, 11555357), (5181, 4141729), (6691, 3207039), (6809, 3151461), (20073, 1069013), (20427, 1050487), (73601, 291549), (97183, 220803)]