21061908780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31911983}}^1$

素因数の和:31912006

約数の個数: 48

約数和(自身を含む): 64334559744

約数和(自身を除く): 43272650964

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 31911983, 63823966, 95735949, 127647932, 159559915, 191471898, 319119830, 351031813, 382943796, 478679745, 638239660, 702063626, 957359490, 1053095439, 1404127252, 1755159065, 1914718980, 2106190878, 3510318130, 4212381756, 5265477195, 7020636260, 10530954390, 21061908780]

約数ペア:

[(1, 21061908780), (2, 10530954390), (3, 7020636260), (4, 5265477195), (5, 4212381756), (6, 3510318130), (10, 2106190878), (11, 1914718980), (12, 1755159065), (15, 1404127252), (20, 1053095439), (22, 957359490), (30, 702063626), (33, 638239660), (44, 478679745), (55, 382943796), (60, 351031813), (66, 319119830), (110, 191471898), (132, 159559915), (165, 127647932), (220, 95735949), (330, 63823966), (660, 31911983)]