21520608

素因数分解:

$2^5\times 3^1\times {\mathrm{373}}^1\times {\mathrm{601}}^1$

素因数の和:987

約数の個数: 48

約数和(自身を含む): 56737296

約数和(自身を除く): 35216688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 373, 601, 746, 1119, 1202, 1492, 1803, 2238, 2404, 2984, 3606, 4476, 4808, 5968, 7212, 8952, 9616, 11936, 14424, 17904, 19232, 28848, 35808, 57696, 224173, 448346, 672519, 896692, 1345038, 1793384, 2690076, 3586768, 5380152, 7173536, 10760304, 21520608]

約数ペア:

[(1, 21520608), (2, 10760304), (3, 7173536), (4, 5380152), (6, 3586768), (8, 2690076), (12, 1793384), (16, 1345038), (24, 896692), (32, 672519), (48, 448346), (96, 224173), (373, 57696), (601, 35808), (746, 28848), (1119, 19232), (1202, 17904), (1492, 14424), (1803, 11936), (2238, 9616), (2404, 8952), (2984, 7212), (3606, 5968), (4476, 4808)]