21982618

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{293}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 39626496

約数和(自身を除く): 17643878

約数列:

[1, 2, 7, 14, 23, 46, 161, 233, 293, 322, 466, 586, 1631, 2051, 3262, 4102, 5359, 6739, 10718, 13478, 37513, 47173, 68269, 75026, 94346, 136538, 477883, 955766, 1570187, 3140374, 10991309, 21982618]

約数ペア:

[(1, 21982618), (2, 10991309), (7, 3140374), (14, 1570187), (23, 955766), (46, 477883), (161, 136538), (233, 94346), (293, 75026), (322, 68269), (466, 47173), (586, 37513), (1631, 13478), (2051, 10718), (3262, 6739), (4102, 5359)]