21622198

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 48

約数和(自身を含む): 38421216

約数和(自身を除く): 16799018

約数列:

[1, 2, 13, 17, 26, 34, 53, 71, 106, 142, 169, 221, 338, 442, 689, 901, 923, 1207, 1378, 1802, 1846, 2414, 2873, 3763, 5746, 7526, 8957, 11713, 11999, 15691, 17914, 23426, 23998, 31382, 48919, 63971, 97838, 127942, 152269, 203983, 304538, 407966, 635947, 831623, 1271894, 1663246, 10811099, 21622198]

約数ペア:

[(1, 21622198), (2, 10811099), (13, 1663246), (17, 1271894), (26, 831623), (34, 635947), (53, 407966), (71, 304538), (106, 203983), (142, 152269), (169, 127942), (221, 97838), (338, 63971), (442, 48919), (689, 31382), (901, 23998), (923, 23426), (1207, 17914), (1378, 15691), (1802, 11999), (1846, 11713), (2414, 8957), (2873, 7526), (3763, 5746)]