21409428

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{93901}}^1$

素因数の和:93927

約数の個数: 24

約数和(自身を含む): 52585120

約数和(自身を除く): 31175692

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 93901, 187802, 281703, 375604, 563406, 1126812, 1784119, 3568238, 5352357, 7136476, 10704714, 21409428]

約数ペア:

[(1, 21409428), (2, 10704714), (3, 7136476), (4, 5352357), (6, 3568238), (12, 1784119), (19, 1126812), (38, 563406), (57, 375604), (76, 281703), (114, 187802), (228, 93901)]