21167202485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{94583}}^1$

素因数の和:94925

約数の個数: 32

約数和(自身を含む): 29936971008

約数和(自身を除く): 8769768523

約数列:

[1, 5, 11, 13, 55, 65, 143, 313, 715, 1565, 3443, 4069, 17215, 20345, 44759, 94583, 223795, 472915, 1040413, 1229579, 5202065, 6147895, 13525369, 29604479, 67626845, 148022395, 325649269, 384858227, 1628246345, 1924291135, 4233440497, 21167202485]

約数ペア:

[(1, 21167202485), (5, 4233440497), (11, 1924291135), (13, 1628246345), (55, 384858227), (65, 325649269), (143, 148022395), (313, 67626845), (715, 29604479), (1565, 13525369), (3443, 6147895), (4069, 5202065), (17215, 1229579), (20345, 1040413), (44759, 472915), (94583, 223795)]