21254427948

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2017}}^1\times {\mathrm{2179}}^1$

素因数の和:4247

約数の個数: 96

約数和(自身を含む): 55184066560

約数和(自身を除く): 33929638612

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2017, 2179, 2418, 4034, 4358, 4836, 6051, 6537, 8068, 8716, 12102, 13074, 24204, 26148, 26221, 28327, 52442, 56654, 62527, 67549, 78663, 84981, 104884, 113308, 125054, 135098, 157326, 169962, 187581, 202647, 250108, 270196, 314652, 339924, 375162, 405294, 750324, 810588, 812851, 878137, 1625702, 1756274, 2438553, 2634411, 3251404, 3512548, 4395043, 4877106, 5268822, 8790086, 9754212, 10537644, 13185129, 17580172, 26370258, 52740516, 57135559, 114271118, 136246333, 171406677, 228542236, 272492666, 342813354, 408738999, 544985332, 685626708, 817477998, 1634955996, 1771202329, 3542404658, 5313606987, 7084809316, 10627213974, 21254427948]

約数ペア:

[(1, 21254427948), (2, 10627213974), (3, 7084809316), (4, 5313606987), (6, 3542404658), (12, 1771202329), (13, 1634955996), (26, 817477998), (31, 685626708), (39, 544985332), (52, 408738999), (62, 342813354), (78, 272492666), (93, 228542236), (124, 171406677), (156, 136246333), (186, 114271118), (372, 57135559), (403, 52740516), (806, 26370258), (1209, 17580172), (1612, 13185129), (2017, 10537644), (2179, 9754212), (2418, 8790086), (4034, 5268822), (4358, 4877106), (4836, 4395043), (6051, 3512548), (6537, 3251404), (8068, 2634411), (8716, 2438553), (12102, 1756274), (13074, 1625702), (24204, 878137), (26148, 812851), (26221, 810588), (28327, 750324), (52442, 405294), (56654, 375162), (62527, 339924), (67549, 314652), (78663, 270196), (84981, 250108), (104884, 202647), (113308, 187581), (125054, 169962), (135098, 157326)]