21899934

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{971}}^1$

素因数の和:1165

約数の個数: 48

約数和(自身を含む): 54587520

約数和(自身を除く): 32687586

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 179, 358, 537, 971, 1074, 1253, 1611, 1942, 2506, 2913, 3222, 3759, 5826, 6797, 7518, 8739, 11277, 13594, 17478, 20391, 22554, 40782, 61173, 122346, 173809, 347618, 521427, 1042854, 1216663, 1564281, 2433326, 3128562, 3649989, 7299978, 10949967, 21899934]

約数ペア:

[(1, 21899934), (2, 10949967), (3, 7299978), (6, 3649989), (7, 3128562), (9, 2433326), (14, 1564281), (18, 1216663), (21, 1042854), (42, 521427), (63, 347618), (126, 173809), (179, 122346), (358, 61173), (537, 40782), (971, 22554), (1074, 20391), (1253, 17478), (1611, 13594), (1942, 11277), (2506, 8739), (2913, 7518), (3222, 6797), (3759, 5826)]