21785235262

素因数分解:

$2^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{271}}^1\times {\mathrm{9883}}^1$

素因数の和:10253

約数の個数: 48

約数和(自身を含む): 38616867072

約数和(自身を除く): 16831631810

約数列:

[1, 2, 7, 14, 49, 83, 98, 166, 271, 542, 581, 1162, 1897, 3794, 4067, 8134, 9883, 13279, 19766, 22493, 26558, 44986, 69181, 138362, 157451, 314902, 484267, 820289, 968534, 1102157, 1640578, 2204314, 2678293, 5356586, 5742023, 11484046, 18748051, 37496102, 40194161, 80388322, 131236357, 222298319, 262472714, 444596638, 1556088233, 3112176466, 10892617631, 21785235262]

約数ペア:

[(1, 21785235262), (2, 10892617631), (7, 3112176466), (14, 1556088233), (49, 444596638), (83, 262472714), (98, 222298319), (166, 131236357), (271, 80388322), (542, 40194161), (581, 37496102), (1162, 18748051), (1897, 11484046), (3794, 5742023), (4067, 5356586), (8134, 2678293), (9883, 2204314), (13279, 1640578), (19766, 1102157), (22493, 968534), (26558, 820289), (44986, 484267), (69181, 314902), (138362, 157451)]