21730048

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{2927}}^1$

素因数の和:2972

約数の個数: 36

約数和(自身を含む): 44886240

約数和(自身を除く): 23156192

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 928, 1856, 2927, 3712, 5854, 7424, 11708, 23416, 46832, 84883, 93664, 169766, 187328, 339532, 374656, 679064, 749312, 1358128, 2716256, 5432512, 10865024, 21730048]

約数ペア:

[(1, 21730048), (2, 10865024), (4, 5432512), (8, 2716256), (16, 1358128), (29, 749312), (32, 679064), (58, 374656), (64, 339532), (116, 187328), (128, 169766), (232, 93664), (256, 84883), (464, 46832), (928, 23416), (1856, 11708), (2927, 7424), (3712, 5854)]