21765492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{86371}}^1$

素因数の和:86388

約数の個数: 36

約数和(自身を含む): 62878816

約数和(自身を除く): 41113324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 86371, 172742, 259113, 345484, 518226, 604597, 777339, 1036452, 1209194, 1554678, 1813791, 2418388, 3109356, 3627582, 5441373, 7255164, 10882746, 21765492]

約数ペア:

[(1, 21765492), (2, 10882746), (3, 7255164), (4, 5441373), (6, 3627582), (7, 3109356), (9, 2418388), (12, 1813791), (14, 1554678), (18, 1209194), (21, 1036452), (28, 777339), (36, 604597), (42, 518226), (63, 345484), (84, 259113), (126, 172742), (252, 86371)]