21168156735

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{733}}^1\times {\mathrm{19447}}^1$

素因数の和:20205

約数の個数: 64

約数和(自身を含む): 41111516160

約数和(自身を除く): 19943359425

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 733, 1485, 2199, 3665, 6597, 8063, 10995, 19447, 19791, 24189, 32985, 40315, 58341, 72567, 97235, 98955, 120945, 175023, 213917, 217701, 291705, 362835, 525069, 641751, 875115, 1069585, 1088505, 1925253, 2625345, 3208755, 5775759, 9626265, 14254651, 28878795, 42763953, 71273255, 128291859, 156801161, 213819765, 384875577, 470403483, 641459295, 784005805, 1411210449, 1924377885, 2352017415, 4233631347, 7056052245, 21168156735]

約数ペア:

[(1, 21168156735), (3, 7056052245), (5, 4233631347), (9, 2352017415), (11, 1924377885), (15, 1411210449), (27, 784005805), (33, 641459295), (45, 470403483), (55, 384875577), (99, 213819765), (135, 156801161), (165, 128291859), (297, 71273255), (495, 42763953), (733, 28878795), (1485, 14254651), (2199, 9626265), (3665, 5775759), (6597, 3208755), (8063, 2625345), (10995, 1925253), (19447, 1088505), (19791, 1069585), (24189, 875115), (32985, 641751), (40315, 525069), (58341, 362835), (72567, 291705), (97235, 217701), (98955, 213917), (120945, 175023)]