21467702993

素因数分解:

${\mathrm{11}}^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1723}}^1$

素因数の和:1827

約数の個数: 40

約数和(自身を含む): 25321698240

約数和(自身を除く): 3853995247

約数列:

[1, 11, 23, 37, 121, 253, 407, 851, 1331, 1723, 2783, 4477, 9361, 14641, 18953, 30613, 39629, 49247, 63751, 102971, 208483, 336743, 435919, 541717, 701261, 1132681, 1466273, 2293313, 4795109, 7713871, 12459491, 16129003, 25226443, 52746199, 84852581, 177419033, 580208189, 933378391, 1951609363, 21467702993]

約数ペア:

[(1, 21467702993), (11, 1951609363), (23, 933378391), (37, 580208189), (121, 177419033), (253, 84852581), (407, 52746199), (851, 25226443), (1331, 16129003), (1723, 12459491), (2783, 7713871), (4477, 4795109), (9361, 2293313), (14641, 1466273), (18953, 1132681), (30613, 701261), (39629, 541717), (49247, 435919), (63751, 336743), (102971, 208483)]