21480452258

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{691}}^1\times {\mathrm{2011}}^1$

素因数の和:2894

約数の個数: 32

約数和(自身を含む): 33081143040

約数和(自身を除く): 11600690782

約数列:

[1, 2, 59, 118, 131, 262, 691, 1382, 2011, 4022, 7729, 15458, 40769, 81538, 90521, 118649, 181042, 237298, 263441, 526882, 1389601, 2779202, 5340739, 10681478, 15543019, 31086038, 81986459, 163972918, 182037731, 364075462, 10740226129, 21480452258]

約数ペア:

[(1, 21480452258), (2, 10740226129), (59, 364075462), (118, 182037731), (131, 163972918), (262, 81986459), (691, 31086038), (1382, 15543019), (2011, 10681478), (4022, 5340739), (7729, 2779202), (15458, 1389601), (40769, 526882), (81538, 263441), (90521, 237298), (118649, 181042)]