21230974527

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 35145891840

約数和(自身を除く): 13914917313

約数列:

[1, 3, 7, 21, 23, 41, 69, 79, 123, 161, 237, 287, 331, 483, 553, 861, 943, 993, 1659, 1681, 1817, 2317, 2829, 3239, 5043, 5451, 6601, 6951, 7613, 9717, 11767, 12719, 13571, 19803, 22673, 22839, 26149, 35301, 38157, 38663, 40713, 53291, 68019, 74497, 78447, 94997, 115989, 132799, 159873, 183043, 223491, 270641, 284991, 312133, 398397, 521479, 549129, 556411, 601427, 811923, 929593, 936399, 1072109, 1564437, 1669233, 1804281, 2184931, 2788779, 3054377, 3216327, 3894877, 4209989, 6554793, 7504763, 9163131, 11684631, 12629967, 12797453, 21380639, 22514289, 24658507, 38392359, 43956469, 64141917, 73975521, 89582171, 131869407, 172609549, 268746513, 307695283, 517828647, 923085849, 1010998787, 3032996361, 7076991509, 21230974527]

約数ペア:

[(1, 21230974527), (3, 7076991509), (7, 3032996361), (21, 1010998787), (23, 923085849), (41, 517828647), (69, 307695283), (79, 268746513), (123, 172609549), (161, 131869407), (237, 89582171), (287, 73975521), (331, 64141917), (483, 43956469), (553, 38392359), (861, 24658507), (943, 22514289), (993, 21380639), (1659, 12797453), (1681, 12629967), (1817, 11684631), (2317, 9163131), (2829, 7504763), (3239, 6554793), (5043, 4209989), (5451, 3894877), (6601, 3216327), (6951, 3054377), (7613, 2788779), (9717, 2184931), (11767, 1804281), (12719, 1669233), (13571, 1564437), (19803, 1072109), (22673, 936399), (22839, 929593), (26149, 811923), (35301, 601427), (38157, 556411), (38663, 549129), (40713, 521479), (53291, 398397), (68019, 312133), (74497, 284991), (78447, 270641), (94997, 223491), (115989, 183043), (132799, 159873)]