21113092

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5273}}^1$

素因数の和:5308

約数の個数: 48

約数和(自身を含む): 49617792

約数和(自身を除く): 28504700

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 5273, 10546, 21092, 36911, 58003, 68549, 73822, 116006, 137098, 147644, 232012, 274196, 406021, 479843, 754039, 812042, 959686, 1508078, 1624084, 1919372, 3016156, 5278273, 10556546, 21113092]

約数ペア:

[(1, 21113092), (2, 10556546), (4, 5278273), (7, 3016156), (11, 1919372), (13, 1624084), (14, 1508078), (22, 959686), (26, 812042), (28, 754039), (44, 479843), (52, 406021), (77, 274196), (91, 232012), (143, 147644), (154, 137098), (182, 116006), (286, 73822), (308, 68549), (364, 58003), (572, 36911), (1001, 21092), (2002, 10546), (4004, 5273)]