21269550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:490

約数の個数: 96

約数和(自身を含む): 58924800

約数和(自身を除く): 37655250

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 25, 30, 34, 38, 50, 51, 57, 75, 85, 95, 102, 114, 150, 170, 190, 255, 285, 323, 425, 439, 475, 510, 570, 646, 850, 878, 950, 969, 1275, 1317, 1425, 1615, 1938, 2195, 2550, 2634, 2850, 3230, 4390, 4845, 6585, 7463, 8075, 8341, 9690, 10975, 13170, 14926, 16150, 16682, 21950, 22389, 24225, 25023, 32925, 37315, 41705, 44778, 48450, 50046, 65850, 74630, 83410, 111945, 125115, 141797, 186575, 208525, 223890, 250230, 283594, 373150, 417050, 425391, 559725, 625575, 708985, 850782, 1119450, 1251150, 1417970, 2126955, 3544925, 4253910, 7089850, 10634775, 21269550]

約数ペア:

[(1, 21269550), (2, 10634775), (3, 7089850), (5, 4253910), (6, 3544925), (10, 2126955), (15, 1417970), (17, 1251150), (19, 1119450), (25, 850782), (30, 708985), (34, 625575), (38, 559725), (50, 425391), (51, 417050), (57, 373150), (75, 283594), (85, 250230), (95, 223890), (102, 208525), (114, 186575), (150, 141797), (170, 125115), (190, 111945), (255, 83410), (285, 74630), (323, 65850), (425, 50046), (439, 48450), (475, 44778), (510, 41705), (570, 37315), (646, 32925), (850, 25023), (878, 24225), (950, 22389), (969, 21950), (1275, 16682), (1317, 16150), (1425, 14926), (1615, 13170), (1938, 10975), (2195, 9690), (2550, 8341), (2634, 8075), (2850, 7463), (3230, 6585), (4390, 4845)]