21761696

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{293}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 47119968

約数和(自身を除く): 25358272

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 211, 293, 352, 422, 586, 844, 1172, 1688, 2321, 2344, 3223, 3376, 4642, 4688, 6446, 6752, 9284, 9376, 12892, 18568, 25784, 37136, 51568, 61823, 74272, 103136, 123646, 247292, 494584, 680053, 989168, 1360106, 1978336, 2720212, 5440424, 10880848, 21761696]

約数ペア:

[(1, 21761696), (2, 10880848), (4, 5440424), (8, 2720212), (11, 1978336), (16, 1360106), (22, 989168), (32, 680053), (44, 494584), (88, 247292), (176, 123646), (211, 103136), (293, 74272), (352, 61823), (422, 51568), (586, 37136), (844, 25784), (1172, 18568), (1688, 12892), (2321, 9376), (2344, 9284), (3223, 6752), (3376, 6446), (4642, 4688)]