21276776704

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{25997}}^1$

素因数の和:26175

約数の個数: 72

約数和(自身を含む): 44637526080

約数和(自身を除く): 23360749376

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 139, 184, 256, 278, 368, 556, 736, 1112, 1472, 2224, 2944, 3197, 4448, 5888, 6394, 8896, 12788, 17792, 25576, 25997, 35584, 51152, 51994, 102304, 103988, 204608, 207976, 409216, 415952, 597931, 818432, 831904, 1195862, 1663808, 2391724, 3327616, 3613583, 4783448, 6655232, 7227166, 9566896, 14454332, 19133792, 28908664, 38267584, 57817328, 76535168, 83112409, 115634656, 153070336, 166224818, 231269312, 332449636, 462538624, 664899272, 925077248, 1329798544, 2659597088, 5319194176, 10638388352, 21276776704]

約数ペア:

[(1, 21276776704), (2, 10638388352), (4, 5319194176), (8, 2659597088), (16, 1329798544), (23, 925077248), (32, 664899272), (46, 462538624), (64, 332449636), (92, 231269312), (128, 166224818), (139, 153070336), (184, 115634656), (256, 83112409), (278, 76535168), (368, 57817328), (556, 38267584), (736, 28908664), (1112, 19133792), (1472, 14454332), (2224, 9566896), (2944, 7227166), (3197, 6655232), (4448, 4783448), (5888, 3613583), (6394, 3327616), (8896, 2391724), (12788, 1663808), (17792, 1195862), (25576, 831904), (25997, 818432), (35584, 597931), (51152, 415952), (51994, 409216), (102304, 207976), (103988, 204608)]