21228648

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7433}}^1$

素因数の和:7466

約数の個数: 64

約数和(自身を含む): 64229760

約数和(自身を除く): 43001112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 7433, 14866, 22299, 29732, 44598, 52031, 59464, 89196, 104062, 126361, 156093, 178392, 208124, 252722, 312186, 379083, 416248, 505444, 624372, 758166, 884527, 1010888, 1248744, 1516332, 1769054, 2653581, 3032664, 3538108, 5307162, 7076216, 10614324, 21228648]

約数ペア:

[(1, 21228648), (2, 10614324), (3, 7076216), (4, 5307162), (6, 3538108), (7, 3032664), (8, 2653581), (12, 1769054), (14, 1516332), (17, 1248744), (21, 1010888), (24, 884527), (28, 758166), (34, 624372), (42, 505444), (51, 416248), (56, 379083), (68, 312186), (84, 252722), (102, 208124), (119, 178392), (136, 156093), (168, 126361), (204, 104062), (238, 89196), (357, 59464), (408, 52031), (476, 44598), (714, 29732), (952, 22299), (1428, 14866), (2856, 7433)]