21603296

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4721}}^1$

素因数の和:4755

約数の個数: 48

約数和(自身を含む): 49977648

約数和(自身を除く): 28374352

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 286, 352, 416, 572, 1144, 2288, 4576, 4721, 9442, 18884, 37768, 51931, 61373, 75536, 103862, 122746, 151072, 207724, 245492, 415448, 490984, 675103, 830896, 981968, 1350206, 1661792, 1963936, 2700412, 5400824, 10801648, 21603296]

約数ペア:

[(1, 21603296), (2, 10801648), (4, 5400824), (8, 2700412), (11, 1963936), (13, 1661792), (16, 1350206), (22, 981968), (26, 830896), (32, 675103), (44, 490984), (52, 415448), (88, 245492), (104, 207724), (143, 151072), (176, 122746), (208, 103862), (286, 75536), (352, 61373), (416, 51931), (572, 37768), (1144, 18884), (2288, 9442), (4576, 4721)]