21835506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{313}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 54982656

約数和(自身を除く): 33147150

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 151, 154, 231, 302, 313, 453, 462, 626, 906, 939, 1057, 1661, 1878, 2114, 2191, 3171, 3322, 3443, 4382, 4983, 6342, 6573, 6886, 9966, 10329, 11627, 13146, 20658, 23254, 24101, 34881, 47263, 48202, 69762, 72303, 94526, 141789, 144606, 283578, 330841, 519893, 661682, 992523, 1039786, 1559679, 1985046, 3119358, 3639251, 7278502, 10917753, 21835506]

約数ペア:

[(1, 21835506), (2, 10917753), (3, 7278502), (6, 3639251), (7, 3119358), (11, 1985046), (14, 1559679), (21, 1039786), (22, 992523), (33, 661682), (42, 519893), (66, 330841), (77, 283578), (151, 144606), (154, 141789), (231, 94526), (302, 72303), (313, 69762), (453, 48202), (462, 47263), (626, 34881), (906, 24101), (939, 23254), (1057, 20658), (1661, 13146), (1878, 11627), (2114, 10329), (2191, 9966), (3171, 6886), (3322, 6573), (3443, 6342), (4382, 4983)]