21515353812

素因数分解:

$2^2\times 3^4\times {\mathrm{1289}}^1\times {\mathrm{51517}}^1$

素因数の和:52822

約数の個数: 60

約数和(自身を含む): 56290112340

約数和(自身を除く): 34774758528

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 1289, 2578, 3867, 5156, 7734, 11601, 15468, 23202, 34803, 46404, 51517, 69606, 103034, 104409, 139212, 154551, 206068, 208818, 309102, 417636, 463653, 618204, 927306, 1390959, 1854612, 2781918, 4172877, 5563836, 8345754, 16691508, 66405413, 132810826, 199216239, 265621652, 398432478, 597648717, 796864956, 1195297434, 1792946151, 2390594868, 3585892302, 5378838453, 7171784604, 10757676906, 21515353812]

約数ペア:

[(1, 21515353812), (2, 10757676906), (3, 7171784604), (4, 5378838453), (6, 3585892302), (9, 2390594868), (12, 1792946151), (18, 1195297434), (27, 796864956), (36, 597648717), (54, 398432478), (81, 265621652), (108, 199216239), (162, 132810826), (324, 66405413), (1289, 16691508), (2578, 8345754), (3867, 5563836), (5156, 4172877), (7734, 2781918), (11601, 1854612), (15468, 1390959), (23202, 927306), (34803, 618204), (46404, 463653), (51517, 417636), (69606, 309102), (103034, 208818), (104409, 206068), (139212, 154551)]