21217182

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2791}}^1$

素因数の和:2984

約数の個数: 32

約数和(自身を含む): 48781824

約数和(自身を除く): 27564642

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 181, 362, 543, 1086, 1267, 2534, 2791, 3801, 5582, 7602, 8373, 16746, 19537, 39074, 58611, 117222, 505171, 1010342, 1515513, 3031026, 3536197, 7072394, 10608591, 21217182]

約数ペア:

[(1, 21217182), (2, 10608591), (3, 7072394), (6, 3536197), (7, 3031026), (14, 1515513), (21, 1010342), (42, 505171), (181, 117222), (362, 58611), (543, 39074), (1086, 19537), (1267, 16746), (2534, 8373), (2791, 7602), (3801, 5582)]