21482730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:788

約数の個数: 96

約数和(自身を含む): 62337600

約数和(自身を除く): 40854870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 30, 34, 38, 45, 51, 57, 85, 90, 95, 102, 114, 153, 170, 171, 190, 255, 285, 306, 323, 342, 510, 570, 646, 739, 765, 855, 969, 1478, 1530, 1615, 1710, 1938, 2217, 2907, 3230, 3695, 4434, 4845, 5814, 6651, 7390, 9690, 11085, 12563, 13302, 14041, 14535, 22170, 25126, 28082, 29070, 33255, 37689, 42123, 62815, 66510, 70205, 75378, 84246, 113067, 125630, 126369, 140410, 188445, 210615, 226134, 238697, 252738, 376890, 421230, 477394, 565335, 631845, 716091, 1130670, 1193485, 1263690, 1432182, 2148273, 2386970, 3580455, 4296546, 7160910, 10741365, 21482730]

約数ペア:

[(1, 21482730), (2, 10741365), (3, 7160910), (5, 4296546), (6, 3580455), (9, 2386970), (10, 2148273), (15, 1432182), (17, 1263690), (18, 1193485), (19, 1130670), (30, 716091), (34, 631845), (38, 565335), (45, 477394), (51, 421230), (57, 376890), (85, 252738), (90, 238697), (95, 226134), (102, 210615), (114, 188445), (153, 140410), (170, 126369), (171, 125630), (190, 113067), (255, 84246), (285, 75378), (306, 70205), (323, 66510), (342, 62815), (510, 42123), (570, 37689), (646, 33255), (739, 29070), (765, 28082), (855, 25126), (969, 22170), (1478, 14535), (1530, 14041), (1615, 13302), (1710, 12563), (1938, 11085), (2217, 9690), (2907, 7390), (3230, 6651), (3695, 5814), (4434, 4845)]