21167994760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{48109079}}^1$

素因数の和:48109101

約数の個数: 32

約数和(自身を含む): 51957806400

約数和(自身を除く): 30789811640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 48109079, 96218158, 192436316, 240545395, 384872632, 481090790, 529199869, 962181580, 1058399738, 1924363160, 2116799476, 2645999345, 4233598952, 5291998690, 10583997380, 21167994760]

約数ペア:

[(1, 21167994760), (2, 10583997380), (4, 5291998690), (5, 4233598952), (8, 2645999345), (10, 2116799476), (11, 1924363160), (20, 1058399738), (22, 962181580), (40, 529199869), (44, 481090790), (55, 384872632), (88, 240545395), (110, 192436316), (220, 96218158), (440, 48109079)]