21136366935

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{72923}}^1$

素因数の和:73069

約数の個数: 64

約数和(自身を含む): 39904012800

約数和(自身を除く): 18767645865

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 113, 135, 171, 285, 339, 513, 565, 855, 1017, 1695, 2147, 2565, 3051, 5085, 6441, 10735, 15255, 19323, 32205, 57969, 72923, 96615, 218769, 289845, 364615, 656307, 1093845, 1385537, 1968921, 3281535, 4156611, 6927685, 8240299, 9844605, 12469833, 20783055, 24720897, 37409499, 41201495, 62349165, 74162691, 123604485, 156565681, 187047495, 222488073, 370813455, 469697043, 782828405, 1112440365, 1409091129, 2348485215, 4227273387, 7045455645, 21136366935]

約数ペア:

[(1, 21136366935), (3, 7045455645), (5, 4227273387), (9, 2348485215), (15, 1409091129), (19, 1112440365), (27, 782828405), (45, 469697043), (57, 370813455), (95, 222488073), (113, 187047495), (135, 156565681), (171, 123604485), (285, 74162691), (339, 62349165), (513, 41201495), (565, 37409499), (855, 24720897), (1017, 20783055), (1695, 12469833), (2147, 9844605), (2565, 8240299), (3051, 6927685), (5085, 4156611), (6441, 3281535), (10735, 1968921), (15255, 1385537), (19323, 1093845), (32205, 656307), (57969, 364615), (72923, 289845), (96615, 218769)]