21281174328

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{714517}}^1$

素因数の和:714616

約数の個数: 64

約数和(自身を含む): 57104278560

約数和(自身を除く): 35823104232

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 73, 102, 136, 146, 204, 219, 292, 408, 438, 584, 876, 1241, 1752, 2482, 3723, 4964, 7446, 9928, 14892, 29784, 714517, 1429034, 2143551, 2858068, 4287102, 5716136, 8574204, 12146789, 17148408, 24293578, 36440367, 48587156, 52159741, 72880734, 97174312, 104319482, 145761468, 156479223, 208638964, 291522936, 312958446, 417277928, 625916892, 886715597, 1251833784, 1773431194, 2660146791, 3546862388, 5320293582, 7093724776, 10640587164, 21281174328]

約数ペア:

[(1, 21281174328), (2, 10640587164), (3, 7093724776), (4, 5320293582), (6, 3546862388), (8, 2660146791), (12, 1773431194), (17, 1251833784), (24, 886715597), (34, 625916892), (51, 417277928), (68, 312958446), (73, 291522936), (102, 208638964), (136, 156479223), (146, 145761468), (204, 104319482), (219, 97174312), (292, 72880734), (408, 52159741), (438, 48587156), (584, 36440367), (876, 24293578), (1241, 17148408), (1752, 12146789), (2482, 8574204), (3723, 5716136), (4964, 4287102), (7446, 2858068), (9928, 2143551), (14892, 1429034), (29784, 714517)]