21872862

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1601}}^1$

素因数の和:1646

約数の個数: 64

約数和(自身を含む): 55365120

約数和(自身を除く): 33492258

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 27, 33, 46, 54, 66, 69, 99, 138, 198, 207, 253, 297, 414, 506, 594, 621, 759, 1242, 1518, 1601, 2277, 3202, 4554, 4803, 6831, 9606, 13662, 14409, 17611, 28818, 35222, 36823, 43227, 52833, 73646, 86454, 105666, 110469, 158499, 220938, 316998, 331407, 405053, 475497, 662814, 810106, 950994, 994221, 1215159, 1988442, 2430318, 3645477, 7290954, 10936431, 21872862]

約数ペア:

[(1, 21872862), (2, 10936431), (3, 7290954), (6, 3645477), (9, 2430318), (11, 1988442), (18, 1215159), (22, 994221), (23, 950994), (27, 810106), (33, 662814), (46, 475497), (54, 405053), (66, 331407), (69, 316998), (99, 220938), (138, 158499), (198, 110469), (207, 105666), (253, 86454), (297, 73646), (414, 52833), (506, 43227), (594, 36823), (621, 35222), (759, 28818), (1242, 17611), (1518, 14409), (1601, 13662), (2277, 9606), (3202, 6831), (4554, 4803)]