21296194

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{883}}^1$

素因数の和:1305

約数の個数: 16

約数和(自身を含む): 33096960

約数和(自身を除く): 11800766

約数列:

[1, 2, 31, 62, 389, 778, 883, 1766, 12059, 24118, 27373, 54746, 343487, 686974, 10648097, 21296194]

約数ペア:

[(1, 21296194), (2, 10648097), (31, 686974), (62, 343487), (389, 54746), (778, 27373), (883, 24118), (1766, 12059)]