21362975193

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{881}}^1\times {\mathrm{1373}}^1$

素因数の和:2322

約数の個数: 48

約数和(自身を含む): 33777184896

約数和(自身を除く): 12414209703

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 841, 881, 1373, 2523, 2643, 4119, 5887, 6167, 9611, 17661, 18501, 25549, 28833, 39817, 76647, 119451, 178843, 278719, 536529, 740921, 836157, 1154693, 1209613, 2222763, 3464079, 3628839, 5186447, 8082851, 8467291, 15559341, 24248553, 25401873, 35078777, 105236331, 245551439, 736654317, 1017284533, 3051853599, 7120991731, 21362975193]

約数ペア:

[(1, 21362975193), (3, 7120991731), (7, 3051853599), (21, 1017284533), (29, 736654317), (87, 245551439), (203, 105236331), (609, 35078777), (841, 25401873), (881, 24248553), (1373, 15559341), (2523, 8467291), (2643, 8082851), (4119, 5186447), (5887, 3628839), (6167, 3464079), (9611, 2222763), (17661, 1209613), (18501, 1154693), (25549, 836157), (28833, 740921), (39817, 536529), (76647, 278719), (119451, 178843)]